Question

find the greatest number which exactly divide 81 and 117​

Answer 1

Answer:

First number=81

Second number=117

Greatest number which divide 81 and 117 is =HCF(81,117)

81=3×3×3×3

117=3×3×13

HCF(81,117)=3×3=9

Greatest number which divide 81 and 117 is 9