Subtract 49/63 from 70/96
70/96 - 49/63 is -7/144.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 96 and 63 is 2016
Next, find the equivalent fraction of both fractional numbers with denominator 2016 - For the 1st fraction, since 96 × 21 = 2016,
70/96 = 70 × 21/96 × 21 = 1470/2016 - Likewise, for the 2nd fraction, since 63 × 32 = 2016,
49/63 = 49 × 32/63 × 32 = 1568/2016 - Subtract the two like fractions:
1470/2016 - 1568/2016 = 1470 - 1568/2016 = -98/2016 - After reducing the fraction, the answer is -7/144
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Related: 70/96-98/63