Question

Find the hcf of 1620,1725 and 255 by division algorithm by divide

Answer 1

$\huge \mathbb \red{ANSWER!!!!}$

1725 > 1620 > 255

• 1725 = 1620 × 1 + 105

• 1620 = 105 × 15 + 45

• 105 = 45 × 2 + 10

• 45 = 10 × 4 + 5

• 10 = 5 × 2 + 0

• 255 = 5 × 51 + 0

• HCF = 5

Hence,

• HCF = 5.