Subtract 15/32 from 49/42, Solve 1 7/42

Subtract 15/32 from 49/42

1^st number: 1 7/42, 2^nd number: 15/32

49/42 - 15/32 is 67/96.

Find the least common denominator or LCM of the two denominators:
LCM of 42 and 32 is 672

Next, find the equivalent fraction of both fractional numbers with denominator 672
For the 1st fraction, since 42 × 16 = 672,
49/42 = 49 × 16/42 × 16 = 784/672
Likewise, for the 2nd fraction, since 32 × 21 = 672,
15/32 = 15 × 21/32 × 21 = 315/672
Subtract the two like fractions:
784/672 - 315/672 = 784 - 315/672 = 469/672
After reducing the fraction, the answer is 67/96

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