Subtract 28/64 from 72/14, Solve 5 2/14

Subtract 28/64 from 72/14

1^st number: 5 2/14, 2^nd number: 28/64

72/14 - 28/64 is 527/112.

Find the least common denominator or LCM of the two denominators:
LCM of 14 and 64 is 448

Next, find the equivalent fraction of both fractional numbers with denominator 448
For the 1st fraction, since 14 × 32 = 448,
72/14 = 72 × 32/14 × 32 = 2304/448
Likewise, for the 2nd fraction, since 64 × 7 = 448,
28/64 = 28 × 7/64 × 7 = 196/448
Subtract the two like fractions:
2304/448 - 196/448 = 2304 - 196/448 = 2108/448
After reducing the fraction, the answer is 527/112
In mixed form: 479/112

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