Subtract 3/42 from 42/32, Solve 1 10/32

Subtract 3/42 from 42/32

1^st number: 1 10/32, 2^nd number: 3/42

42/32 - 3/42 is 139/112.

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

Next, find the equivalent fraction of both fractional numbers with denominator 672
For the 1st fraction, since 32 × 21 = 672,
42/32 = 42 × 21/32 × 21 = 882/672
Likewise, for the 2nd fraction, since 42 × 16 = 672,
3/42 = 3 × 16/42 × 16 = 48/672
Subtract the two like fractions:
882/672 - 48/672 = 882 - 48/672 = 834/672
After reducing the fraction, the answer is 139/112
In mixed form: 127/112

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