Question

520, 640 HCF by division method​

Answer 1

Answer:

40

Step-by-step explanation:

Find the prime factorization of 520

520 = 2 × 2 × 2 × 5 × 13

Find the prime factorization of 640

640 = 2 × 2 × 2 × 2 × 2 × 2 × 2 × 5

To find the GCF, multiply all the prime factors common to both numbers:

Therefore, GCF = 2 × 2 × 2 × 5

HCF = 40

Answer 2

Answer:

H.C.F of 520,640 = 40

Step-by-step explanation:

First we multiply

520)640(1

520

120)520(4

480

40)120(3

120

0

H.C.F of 520,640 = 40