Bronze

1.Which number is the odd one out explain why?

15, 6, 3, 17

2.Which number is the odd one out and why?

24,36, 12, 10

Silver

  1. The large intestine is 150 cm long and the small intestine is 700 cm long. How long is the whole intestine? What is the difference between the length of the two intestines? Explain how you solved these.
  2. There are 206 bones in an adult skeleton. How many bones are there in two skeletons? How do you know?

Gold

Platinum

Look at these calculations.

372-91=

627+54=

Create your own word problem for these calculations.

79 responses to “Year 3 Maths Challenge Autumn 2”

  1. Mojirolaoluwa S.

    1. 6 because it is an even number.

    2.10 is the odd one out because it ends with a zero

    3 I add 150 and 700 my answer is 850

  2. Sayda A.

    Bronze:
    1.Number 6 is the odd one out as 3,15 and 17 are all odd numbers and 6 is an even number.
    2. Number 10 is the odd one out as 12, 24 and 36 are all in the 12 times tables.
    Silver:
    1. small intestine+ large intestine= 700cm+150cm=850cm
    2.Small intestine – large intestine=700cm-150cm=

    1. Sayda A.

      550cm
      3. 206+206= 412
      Gold:
      Tripods=3
      Bipods=7
      Or…
      Tripods=5
      Bipods=4
      Platinum:
      1. Isla has 372 sweets. Isla gives Hannah 91 sweets. How much does she have left?
      372-91= 281
      Isla has 281 sweets left.
      2. Michael has 627 apples. Mila gives 54 apples to Michael. How much apples does Michael have now?
      627+54= 1181
      Michael has 1181 apples.

  3. Hussein H.

    Bronze
    1.6is the odd one out because 6 is an even number.2.10 Because it is not in the 12 times table.silver:The whole is 850 cm.

  4. Aiza B.

    1. 17 is the odd one out beacause it’s not in the 3 time table
    2 I think it was 10
    Silver
    Long intestine 150
    Small intestine700
    150 +700=850
    700-150=550.
    206+206=412 because there is 2 skeletons
    Gold
    12 bipods and 11 tripods 5 bidpods 3 tripods

  5. Ahmad R.

    Bronze
    1.6 is odd one out because it is even but all others are odd.
    2.10 is the odd one out because it is only one end it with 0.
    Silver
    1. It is 150 and the difference is 550
    2. There are 412 because it is 206+206
    Gold:
    1. 5 tripods and 4 bipods.

  6. Muazzan M.

    Platinum
    I had 372 apples and my brother took 91 then I have 281 left.
    627+54=681

  7. Muazzan M.

    Bronze
    17 because it’s not in the 3; times tables.
    It’s 10 because it is not in the 4 times tables.
    Silver.
    850 length because 700+150= 850
    412 because 206+206 = 412

  8. Amelia A.

    Bronze
    1) 6 is the odd one out as it is the only one that’s in the two times table and it’s the only even number.
    2) 10 is the odd one out as it is not in the four times table.

    Silver
    850cm
    550cm
    412 bones

  9. Sabiha K.

    Bronze
    Which one is the odd one out?
    15, 6, 3, 17
    15, 3 and 17 are the odd one out I know this because I counted in 2’s and the only number was 6 that was in the 2 times table.
    Which number is the odd one out and why?

    Which number is the odd one out and why?
    24, 36, 12, 10
    non of them is an odd number I know this because I counted them and there was the number 2, 4, 6 and 10.
    Silver
    The whole intestine is 150 + 700 = 850 cm long.
    H T O
    7 0 0
    -1 5 0
    5 5 0
    ____
    The difference is 700 – 150 = 550.
    206 + 206 = 412
    I know that there is 412 bones in 2 grown up skeletons because 206 + 206 = 412.
    Gold
    Tripods 2 3 legs = 6
    Bipods 2 2 legs = 4
    ——–
    total: 10
    total: 23
    tripods ( X ) 4 X 3 = 12
    bipods ( X ) 4 X 2 = 8
    legs 20 + 3 = 23
    1x tripods
    5 tripods + 4 bipods = 23
    Platnum
    H TO turns into
    2 9 1
    – 9 1
    2 01
    627
    – 45
    622
    416
    -14
    402

  10. Yunus H.

    Bronze:
    1) 6 is the odd one out because 6 is an even number were as 15, 3, 17 are odd.
    17 is the odd one out because its not in the 3 time table.
    2) 10 is the odd one out because it not in the 12 time table.
    Silver:
    850 because 700+150.
    412 because you need to add 206+206.Bronze:
    1) 6 is the odd one out because 6 is an even number were as 15, 3, 17 are odd.
    17 is the odd one out because its not in the 3 time table.
    2) 10 is the odd one out because it not in the 12 time table.
    Gold:
    Tripods 7 x 3=21 + 1 Bipods 1 x 2=2 2+21=23

    Bipods 10 x 2=20 + 1 Tripods 1 x 3=3 3+20=23
    Platinum:
    372-91=281
    627+54=681

  11. Muhammad Y.

    Bronze
    1. 17 is the odd one out because it’s not in the 3 times table.
    2. 10 is the odd one out because it’s not in the 4 times table.

  12. Minhaj A.

    Bronze;
    17 is the odd one out because that number is not in the 3 times table and the other ones are which are;15,6 and 3.
    10 is the odd one out because it is not in the 3 times table, 12 times table or the 4 times table and the other ones are.
    Silver
    150+700=850
    700-150=550
    I solved it by use addition and takeaway.
    206+206=412

    1. Minhaj A.

      I know this because I used my skill of using calculation.
      gold;
      I think that there are 5 tripods and 4 bipods.
      3×5=15,
      4×2=8
      15+8=23
      Platinum;
      372-91=281
      627+54=681
      923-98=825
      659+66=725

  13. Sheik A.

    BRONZ
    1517 and 311 is the odd one out because there not in the 2 timest
    It is the odd one out because they don’t have the same amount
    Selver
    206+206=412

  14. Hamsia D.

    Bronze
    1.Which number is the odd one out? Explain Why.
    15,6,3,17
    17 is the odd one out because it is not in the 3 times table.
    2.Which one is the odd one out and why?
    24,36,12,10
    10 is the odd one out because it is not in the 12 times table.
    Silver
    The large intestine is 150 cm long and the small intestine is 700 cm long. How long is the whole intestine? What is the difference between the length of the two intestines? Explain how you solved these.
    150+700=850cm
    700-150=550cm
    The whole intestine is 850cm long because when you do 150+700 you get 850cm.
    The difference between the two intestines is 550cm because when you do 700-150 you get 550cm.
    2.There are 206 bones in an adult skeleton. How many bones are there in two skeletons? How do you know?
    206×2=412 bones
    There are 412 bones in two adult skeletons. There are two skeletons so you need to do 206×2. Then you get 412 bones in two skeletons.
    Gold
    Tripods and Bipods. There is at least two of each of them.
    Tripods have 3 legs
    Bipods have 2 legs
    How many Bipods?
    How many Tripods?
    3 Tripods
    7 Bipods
    3×3=9 7×2=14 9+14=23

    5 Tripods
    4 Bipods
    5×3=15 4×2=8 15+8=23
    Platinum
    Look at these calculations.
    372-91=
    627+54=
    Create your own word problem for these calculations.
    Tom has 372 sweets. He gives 91 sweets to his sister.
    How much sweets does Tom have left?
    Answer=281 sweets
    Bill has 627 toy car. Him and his friend decide to share toy cars. His friend has 54 toy cars.
    How much do they have altogether?
    Answer=681 toy cars

  15. Nihal P.

    Bronze
    1 – 17 is the odd one out because the other numbers are in the 3 times table.
    Also, 6 could be the odd one out because that is the only even number.

    2 – 10 is the odd one out because the other numbers are in the 12 times table.

    Silver
    1 – The whole intestine is 850cm long. I know this because 150 + 700 is 850.
    The difference between the two is testiness is 550 cm. I know this because 700 – 150 is 550.

    2 – in two skeletons there are 412 bones in total. I know this because 206 + 206 is 412.

    Gold
    23 legs altogether

    5 tripods is 15 legs
    4 bipods is 8 legs

    Or

    3 tripods is 9 legs
    7 bipods is 14 legs

    Platinum

    372 – 91 = 281
    There are 372 people at the party and 91 went home. How many are left?

    627 + 54 = 681
    There was 627 sweets in a bowl and Kayla added 54 more sweets into it. How many sweets are there in total?

  16. Amina J.

    Bronze:
    1) 6 is the odd one out because 6 is an even number were as 15, 3, 17 are odd.
    17 is the odd one out because its not in the 3 time table.
    2) 10 is the odd one out because it not in the 12 time table.
    Silver:
    850 because 700+150.
    412 because you need to add 206+206.
    Gold:
    Tripods 7 x 3=21 + 1 Bipods 1 x 2=2 2+21=23
    Bipods 10 x 2=20 + 1 Tripods 1 x 3=3 3+20=23
    Platinum:
    There is 372 sweets in a sweet shop. The children came and took 91 sweets. How many sweets are left?
    There is 672 children in a party and 54 children joined. How many children is in the party?

  17. Yahya K.

    Bronze
    6 because it’s even
    10 because it’s not in the 4 × table

    SILVER
    850 Because 0+0=0 ,5+0=5 and7+1=8
    The difference between the 2 intestines are that the large one is smaller and the small one is bigger

    1. Yahya K.

      412 because 2+2=4 and 6+6=12 and that makes 412

      1. Yahya K.

        6 tripods and 17 bipods

        1. Yahya K.

          Or 6 bipod and 11 tripods

  18. Ahmed K.

    Bronze
    It’s 17 because it’s not in the 3 time tables it’s 10 I’m jest guessing

  19. Adam O.

    Bronze:
    1)
    – It could be 6 because 17,15 and 3 are odd and 6 is even, so it is the odd one out.
    – It could be 17 because all the others are multiples of 3.
    2)
    – 10 because all the others are multiples of 3 or 12.

    Silver:
    1) The whole length is 700+150=850. The difference between the two is 700-150=550.
    2) There are 412 bones in two skeletons because 206+206=412 or 206×2=412

    Gold:
    – 4 bipods 2×4=8 and 5 tripods 3×5=15 equals 23 legs.
    – 7 bipods 2×7=14 and 3 tripods 3×3 = 9 equals 23 legs.

    Platinum:
    There were 372 people in the room and 91 went away, how many are left?
    372-91=281
    There were 627 children in the room and 54 more children came in, how many are there all together?
    627+54=681

    1. Zahra N.

      Bronze
      1. 6 is the odd one out because it is a even Number.
      2.10 it is not in the 3 time table.
      Silver
      150+700= 850
      Gold
      There are 5 tripods and 4 biopods.
      Platinum
      372-91=281 I had £372 I gave my sister £91 I had £281 left.

      672+54=726 I had 672 sweets my mum have me 54 more I had 726 altogether.

  20. Maryam M.

    Bronze
    1. The odd one out is 17 as the other 3 numbers make up the 3 times table.
    2. The odd one out is 10 as the other 3 numbers make up the 12 times table

    Silver
    1. The whole intestine is 700 + 150 = 850 cm
    The difference is 700 – 150 = 550 cm
    2. There are 412 bones = 206 + 206 = 412

    Gold
    3 x 3 = 9 (23 – 9 = 14) 2 x 7 = 14
    3 Tripods and 7 Bipods

    3 x 5 = 15 (23 – 15 = 8) 2 x 4 = 8
    5 Tripods and 4 Bipods

  21. Arfa S.

    Bronze:
    1)17 is the odd one out because in 3 timetable 3,6 and 15 comes not 17.
    2)10 is the odd one out because in 12 time table 12,24 and 36 comes not 10.
    Silver:
    The large instine is 150 long and the small instine is 700 cm long.How long is the whole instine.
    We have to add both of them.
    150+700=850
    850 cm is the whole instine
    There are 206 bones in an adult skelton.
    How many bones would be in two skeltons?
    1 skelton=206
    2 skelton=206+206=412
    Because it is 2 time table.
    Gold:
    I think there were 3 tripords and 7 bifords because if 3 tripords got 3 legs it makes 9 and 7 bifords got 2 legs its make 14 and 9+14=23
    2) I think there were 5 tripords and 4 bifords because if 5 tripords got 3 it make 15 and 4 bifords got 2 legs it make 8 and 15+8=23
    Platinum
    I got 372 sweets and I eat 91 sweets so I have to take away 91 sweets from 372
    372-91=281
    My brother got 627 chewies and i give him 54 lollipops.If I add them how much wouldit be?
    627+54=681

  22. Ahmed K.

    Bronze
    It’s 17,3,15 because all of those numbers are not in the 2 times table.

  23. Madeeha T.

    Bronze
    15 6 3 17
    which number is the odd one out, explain why?
    1.17 because is not in the 3 time table.
    2.10 because it is no in the 12 time table.
    Silver
    24 36 12 10
    1) The whole intestine is 850cm long.
    2) 206 + 206 = 412
    206 x 2 = 412
    This is the 2 x table
    Gold
    There were 3 Tripods
    3×3=9
    There was 7 Bipobs
    7×2=14
    14+9=23

    Platinum
    1) Mrs Sweet Tooth made 372 cupcakes and Mr Chubby ate 91 of the cup cakes. How many cupcakes left?

    2) Madeeha had 627 daisies in her garden, Safa picked out 54 of the pretty daisies from Madeehas garden. How many Daisies left?

  24. Ahmed O.

    Bronze:
    6 is different because it is even and the others are odd numbers.

    Silver:
    The large intestine is 150 cm long and the small intestine is 700 cm long. How long is the whole intestine?
    700 + 100 = 800, 800 +50 = 850cm
    What is the difference between the length of the two intestines? Explain how you solved these.
    700 – 100 = 600, 600 – 50 = 550cm

    There are 206 bones in an adult skeleton. How many bones are there in two skeletons? How do you know? 200 + 200 = 400, 6+ 6 = 12, 400+ 12 = 412

  25. Sara K.

    BRONZE
    17 is the odd number because it is not part of the 3 times tables.
    10 is the odd number because it is not part of the 3 times tables.
    SILVER
    Large intestine is 150+
    Small intestine is 700
    =850
    700 –
    150
    = 550 is the difference between them.
    I solved it by taking the large intestine from the small intestine.
    206+206=412 I know this because there are 2 skeleton bodies.
    GOLD
    3 legs X 3 tripods = 9 legs
    2 legs X 7 bipods = 14 legs
    14 + 9 = 23 legs together

    3 legs X 5 tripods = 15 legs
    2 legs X 4 bipods = 8 legs
    15 + 8 = 23 legs together

    1. Aqsaa F.

      Bronze
      1. The odd one out is 17 as the other 3 numbers make up the 3 times table.
      2. The odd one out is 10 as the other 3 numbers make up the 12 times table

      Silver
      1. The whole intestine is 700 + 150 = 850 cm 3 lejs 3 tripods 9 lejs
      The difference is 700 – 150 = 550 cm
      2. There are 412 bones = 206 + 206 = 412

      Gold
      3 x 3 = 9 (23 – 9 = 14) 2 x 7 = 14
      3 Tripods and 7 Bipods

      3 x 5 = 15 (23 – 15 = 8) 2 x 4 = 8 tojether 3 lejs 5 tripods 15 lesj 2 lejs 4 bipod 8 lejs
      15 8 23 lejstojether

      5 Tripods and 4 Bipods
      11 tripods and 12 bipods 2 lejs 7 bipods 14 lejs 14 9 23 lejs

  26. Janelle O.

    Bronze
    1.The odd one out is 17.
    It’s 17 because it is not in the 3 times table.
    2.10 because it is in the 12 times table
    Silver
    650.one is less and one is more.
    412 because you need to add 206+206.
    Gold
    There are three tripods and three bipods.
    Platinum
    372-91=281
    627+54=681

    1. Khadeeja M.

      BRONZE
      1.Which number is the odd one out explain why?
      15 6 3 17.
      17 is the odd one out because it is not in the 3 times tables.
      2.Which one is the odd one out and why?
      24 36 12 10.
      10 is the odd one out because it is not in the 3 times tables.
      SILVER
      Long intestine 150
      Small intestine700
      1. 150 +700=850
      2.700-150=550.
      3.206+206=412 I know this because the hundreds colume is in the 2 times table so it is 412.
      GOLD
      There were 7 bipods and 3 tripods.
      2*7=14
      2*3=9
      14+9=23 legs.
      There were 5 tripods and 3 bipods
      2*4=8
      3* BRONZE
      1.Which number is the odd one out explain why?
      15 6 3 17.
      17 is the odd one out because it is not in the 3 times tables.
      2.Which one is the odd one out and why?
      24 36 12 10.
      10 is the odd one out because it is not in the 3 times tables.
      SILVER
      Long intestine 150
      Small intestine700
      1. 150 +700=850
      2.700-150=550.
      3.206+206=406 I know this because the hundreds colume is in the 2 times table so it is 406.
      GOLD
      2*7=14
      3*3=9
      14+9=23legs

      2*4=8
      3*5=15
      15+8=23legs.

  27. Myiesha S.

    Bronze
    1.Which number is the odd one out explain why?
    15, 6, 3, 17
    15 because it is not in the 3 timetable.
    17 because it is not in the 12 time table.
    36 because 2×12 =24 then 3×12=36
    Silver
    1. Is 850.
    2. There are 412 bones in 2 skeletons.
    Gold
    There are 12 bidbods and ll tripods.
    The are 5 bidbods and 3 tripods.
    Platinum

    Look at these calculations.

    372-91= 281

    627+54= 681

    Create your own word problem for these calculations.
    1.Mr popy had 627 flowers he sold 54 flowers how many would he have left?
    Mrs Khan had 372 sweets. She gave 91 sweets to children down the street. How many does she left?

  28. Mopelola L.

    BRONZE
    15 because it is not in the 3 times table.
    10 because its not in 12 times table
    SILVER
    850cm and one is larger and one is smaller.
    412 I know this because 206 add 206=412
    GOLD
    There are 12 bipods and 11 tripods
    there are 5 bipods and 3 tripods
    PLANANIUM
    1. Jack has 372p he spends 91p how much mony does Jack have left.
    2. Lily has 627 doll for christmas she gets 54 dolls how many doll does she have now.

    1. Mopelola L.

      BRONZE
      17 because it is not in the 3 times table.

  29. Mohammed K.

    Bronze
    17 is the odd one out because it is not in the 3 times table .Also 6 is the odd one because it is even.
    10 is the odd one out because it is not in the 3 times table.
    Silver
    The whole intestine is 850 cm.700 – 150 is 550.there would be 412 bones in 2 skeletons.I knew it because I times it by 2.
    Gold
    There could be 5 tripods and 4 bipods.
    3 tripods and 7 bipods

  30. Joshua C.

    Bronze
    1. It’s 17 because it’s not in the 3 times tables.
    2. It’s 10 I’m just guessing.
    Silver
    1. It’s 850cm one is smaller and one is bigger.
    2. There are 412 bones because I calculated in my head.
    Gold
    11 tripods and 12 bipods.

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