Subtract 42/16 from 25/35, Solve 25/35

Subtract 42/16 from 25/35

1^st number: 25/35, 2^nd number: 2 10/16

25/35 - 42/16 is -107/56.

Find the least common denominator or LCM of the two denominators:
LCM of 35 and 16 is 560

Next, find the equivalent fraction of both fractional numbers with denominator 560
For the 1st fraction, since 35 × 16 = 560,
25/35 = 25 × 16/35 × 16 = 400/560
Likewise, for the 2nd fraction, since 16 × 35 = 560,
42/16 = 42 × 35/16 × 35 = 1470/560
Subtract the two like fractions:
400/560 - 1470/560 = 400 - 1470/560 = -1070/560
After reducing the fraction, the answer is -107/56

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