Subtract 45/48 from 56/70
56/70 - 45/48 is -11/80.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 70 and 48 is 1680
Next, find the equivalent fraction of both fractional numbers with denominator 1680 - For the 1st fraction, since 70 × 24 = 1680,
56/70 = 56 × 24/70 × 24 = 1344/1680 - Likewise, for the 2nd fraction, since 48 × 35 = 1680,
45/48 = 45 × 35/48 × 35 = 1575/1680 - Subtract the two like fractions:
1344/1680 - 1575/1680 = 1344 - 1575/1680 = -231/1680 - After reducing the fraction, the answer is -11/80
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