Subtract 42/35 from 16/84
1st number: 16/84, 2nd number: 1 7/35
16/84 - 42/35 is -106/105.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 84 and 35 is 420
Next, find the equivalent fraction of both fractional numbers with denominator 420 - For the 1st fraction, since 84 × 5 = 420,
16/84 = 16 × 5/84 × 5 = 80/420 - Likewise, for the 2nd fraction, since 35 × 12 = 420,
42/35 = 42 × 12/35 × 12 = 504/420 - Subtract the two like fractions:
80/420 - 504/420 = 80 - 504/420 = -424/420 - After reducing the fraction, the answer is -106/105
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