# Y1 Maths Challenge Summer 1

Hi year one!

Your math challenge this half term will be based on multiplication and division! Choose a challenge and comment your answers below!

The best answers will be chosen for a prize at the end of the half term in our celebration assembly!

Good luck!

Bronze

Silver

Gold

1. #### Nabiha I.

Usman was wrong because Quarter of 40 is 10.

2. #### Ebnezere A.

Double 10 is 20 because 10 add 10 equal 20
double 6 is 12 not 14 because 6 add 6 equal 12
double 8 is 16
1 2 group of 10
2 10 group of 2
3 5 group of 4
4 4 group of 5
usman is not correct he colours 12 squares

3. #### Carter D.

Bronze:
1 group of 20
2 groups of 10
4 groups of 5
5 groups of 4

4. #### Ameera K.

*Bronze:
10+10=20
5+5+5+5=20
4+4+4+4+4=20
*Silver:
double 6 is 14 is not correct because 6 +6 = 12 not 14.

5. #### Musa B.

Bronze there can be 3 ways.
2+2+2+2+2+2+2+2+2+2 is 20 .
10+10 is 20 . 4+4+4+4+4 is 20.
silver.
Double 10 is 20 true because 10+10 is 20.
double 6 is 14 false because 6 +6 is 12.
double 8 is 16 true because 8 +8 is 16.

6. #### Hamza

There can be 2 groups of 10, 4 groups of 5,
1. Double 10 is 20 is correct.
2. Double 6 is 14 is not correct because Double 6 is 12.
3. Double 8 is 16 is correct.

Challenge: No he is not correct because a quarter of 40 is 10 not 12.

7. #### Abigail F.

Bronze
1) There are 2 group of 10’s
2) there are 4 group of 5’s
3) there are 10 group of 2’s
4) there are 5 group of 4’s
Silver
1) Double 10 is 20, correct
2) Double 6 is 12 not 14
3) double 8 is 16 correct
Gold
1) Usman is incorrect because one quarter of 40 is 10 not 12.

Bronze:
10+10=20
5+5+5+5=20
4+4+4+4+4=20
2+2+2+2+2+2+2+2+2+2=20

Silver:
Double 10 is 20. Correct
She is wrong because double 6 is 12.
Double 8 is 16. Correct

Gold:
He is wrong because 10+10+10+10=40
1/4 of 40 = 10
Usman coloured in 12 squares instead of 10.

Bronze
You could do 20 into 2 groups so everyone would have 10 .
You can do 20 into 4 groups and everyone would have 5 rings .
You can do 20 into 5 groups and everyone would have 4.
You can do 20 into one group and that person would have 20.

Silver ;
She is wrong because in the 2d one 6 doubled is not 14 , it is 1#. The first one is crooked because 10 x 2 = 20 and for the last one it is correct because 8×2 =16.

Gold:
He is. Wrong As 10×4 =40 and 1/4 of 40 is 10 and he Colourd in 12 not 10 so he is wrong.

Aadam worked it out and Lexi typed it.

10. #### Haroon E.

Bronze:
2 groups of 10
4 groups of 5
5 groups of 4

Silver:
1. 10 double is 20 True
2. 6 double is 14 Wrong 6+6= 12
3. 8 double is 16 True

Gold:
Wrong because a quarter of 40 is 10+10+10+10=40
Usman has coloured 12 squares instead of 10 squares.

11. #### Rexford A.

Bronze
10 groups of 2
5 groups of 4
4 groups of 5
2 groups of 10
1 group of 20
20 groups of 1

Silver
1.Double 10 is 20. This is correct because 10 times by 2 is 20.
2.Double 6 is 14. This is wrong because 6 times by 2 is 12.
3.Double 8 is 16. This is correct because 8 times by 2 16.

Gold
Usman is wrong because he shaded in 12 squares and a quarter of 40 is 10.

12. #### Ariyan S.

Bronze:
2 groups of 10
4 groups of 5
5 groups of 4
10 groups of 2
Silver:
1. 10 double is 20 ( correct)
2. 6 double is 14 ( Incorrect)
3. 8 double is 16 (correct)
Gold:
A quarter of 40 is 10 but Usman coloured 12 squares so it is wrong.

Bronze
20 rings can be sorted in 4 equal groups consisting of 2s,4s,5s,and 10.

Silver
Tia is wrong because double 6 is not 14 it’s 12.

Gold
A quarter of 40 is 10 but Usman coloured 12 squares instead so it is wrong.

14. #### Lewis M.

Bronze
❤️❤️+❤️❤️+❤️❤️+❤️❤️+❤️❤️+❤️❤️+❤️❤️+❤️❤️+❤️❤️+❤️❤️=20
💙💙💙💙+💙💙💙💙+💙💙💙💙+💙💙💙💙+💙💙💙💙=20
💚💚💚💚💚+💚💚💚💚💚+💚💚💚💚💚+💚💚💚💚💚=20
Silver
1duble 10 is 20✅
2 double 6 is 14❌It is 12
3 double 8 is 16✅
Gold
He is wrong because is quarter of 40 is 10
He didn’t colour them same.

15. #### Orevaoghene O.

2 groups of 10 is 5 Bronze
5 groups 17 is wrong because it has to be in 5s

Silver double 10 is 20
double 6 is not 14 because its two numbers backwards from 12

16. #### Mohammed T.

Bronze
2 groups of 10
4 groups of 5
5 groups of 4
10 groups of 2
1 ring can also been shared equally as 1 each.
Silver
1. 10 double is 20 ( correct)
2.6 double is 14 ( Incorrect)
3.8 double is 16 ( correct)
Gold
Quarter of 40 is 10. Only 9 are coloured green therefore incorrect.

17. #### Nabiha I.

BRONZE
2 groups of 10
4 groups of 5
5 groups of 4
10 groups of 2

SILVER
10 double is 20
6 double is 12
8 double is 16

18. #### Mohammed K.

Bronze
5 groups of 4
10 groups of 2
20 groups of 1

19. #### Aiza B.

Silver: she is wrong because double of 6 is 12.
Bronze:he is wrong because quarter of 40 is 10 not 12.

20. #### Bhavdeep B.

bronze
5 groups of 4
10 groups of 2
20 groups of 1
silver
double 10 is 20 is corect
double 6 is 14 is wrong
because double of 6 is 12
double of 8 is 16 is correct
gold
he did wrong because quarter of 40 is 10