Question

4 Use division to find the factors of:
a 15​

Answer 1

ok

answer

Both 3 and 5 are factor of 15. Note: No need to do any more division because the factors are getting repeated. The factors of 36 are 1, 2, 3, 4, 6, 9, 12, 18, 36.

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Answer 2

Answer:

factors of 4

1×4=4

2×2=4

4×1=4

we stop here as 1 and 4 have occurred earlier

so factors of 4 are 1,2,4

factors of 5

1×15=15

3×5=15

5×3=15

we stop here as 3 and 5 have occurred earlier

so factors of 15 are 1,3,5,15