Subtract 18/16 from 64/7, Solve 9 1/7

Subtract 18/16 from 64/7

1^st number: 9 1/7, 2^nd number: 1 2/16

64/7 - 18/16 is 449/56.

Find the least common denominator or LCM of the two denominators:
LCM of 7 and 16 is 112

Next, find the equivalent fraction of both fractional numbers with denominator 112
For the 1st fraction, since 7 × 16 = 112,
64/7 = 64 × 16/7 × 16 = 1024/112
Likewise, for the 2nd fraction, since 16 × 7 = 112,
18/16 = 18 × 7/16 × 7 = 126/112
Subtract the two like fractions:
1024/112 - 126/112 = 1024 - 126/112 = 898/112
After reducing the fraction, the answer is 449/56
In mixed form: 81/56

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