Question

Rewrite the sum of 45,70,30 by factoring out the greatest common factor


45+70+30=?(?+?+?)

Answer 1

i think the answer is 5 bro

Answer 2

Answer

Calculate Greatest Common Factor for :

30, 45 and 70

Factorize of the above numbers :

30 = 2 • 3 • 5

45 = 32 • 5

70 = 2 • 5 • 7

Build a prime factors table

Number of times each prime factor

appears in the factorization of :

Prime

Factor Number

30 Number

45 Number

70 G.C.F

(min)

2 1 0 1 0

3 1 2 0 0

5 1 1 1 1

7 0 0 1 0

GCF = 5

Greatest Common Factor is :

5