Question

1) write the factor of 63.
2)write five multiples of 12.
3)Find common multiples of 14 ,28 and 42.
4)Find 3 common multiples of 12 and 15.
5)Draw a factor tree of 72.​

Answer 1

Answer:

1) 9×7 = 7×3×3

2) Multiples of 12

12×2=24

12×3=36

12×4=48

12×5=60

12×6=72

3)LCM of 14,28,42 is 84

4)3 common multiples of 12 and 15 are 60,120,240

5) 72= 9×8

=3×3×2×4

=3×3×2×2×2×

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