Subtract 9/72 from 56/7, Solve 8 0/7

Subtract 9/72 from 56/7

1^st number: 8 0/7, 2^nd number: 9/72

56/7 - 9/72 is 63/8.

Find the least common denominator or LCM of the two denominators:
LCM of 7 and 72 is 504

Next, find the equivalent fraction of both fractional numbers with denominator 504
For the 1st fraction, since 7 × 72 = 504,
56/7 = 56 × 72/7 × 72 = 4032/504
Likewise, for the 2nd fraction, since 72 × 7 = 504,
9/72 = 9 × 7/72 × 7 = 63/504
Subtract the two like fractions:
4032/504 - 63/504 = 4032 - 63/504 = 3969/504
After reducing the fraction, the answer is 63/8
In mixed form: 77/8

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