Use Euclid division lemma to find the hcf of 210 and 55
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Ans. using eculid's division lemma
210 = 55 × 3 + 45
55 = 45 × 1 + 10
45= 10 × 4 + 5
10 = 5 × 2 + 0
therefore HCF is 5
210 = 55 × 3 + 45
55 = 45 × 1 + 10
45= 10 × 4 + 5
10 = 5 × 2 + 0
therefore HCF is 5
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