Subtract 42/30 from 16/35, Solve 16/35

Subtract 42/30 from 16/35

1^st number: 16/35, 2^nd number: 1 12/30

16/35 - 42/30 is -33/35.

Find the least common denominator or LCM of the two denominators:
LCM of 35 and 30 is 210

Next, find the equivalent fraction of both fractional numbers with denominator 210
For the 1st fraction, since 35 × 6 = 210,
16/35 = 16 × 6/35 × 6 = 96/210
Likewise, for the 2nd fraction, since 30 × 7 = 210,
42/30 = 42 × 7/30 × 7 = 294/210
Subtract the two like fractions:
96/210 - 294/210 = 96 - 294/210 = -198/210
After reducing the fraction, the answer is -33/35

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