Subtract 96/84 from 42/70
1st number: 42/70, 2nd number: 1 12/84
42/70 - 96/84 is -19/35.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 70 and 84 is 420
Next, find the equivalent fraction of both fractional numbers with denominator 420 - For the 1st fraction, since 70 × 6 = 420,
42/70 = 42 × 6/70 × 6 = 252/420 - Likewise, for the 2nd fraction, since 84 × 5 = 420,
96/84 = 96 × 5/84 × 5 = 480/420 - Subtract the two like fractions:
252/420 - 480/420 = 252 - 480/420 = -228/420 - After reducing the fraction, the answer is -19/35
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Related: 84/70-96/84