Subtract 3/60 from 42/56
42/56 - 3/60 is 7/10.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 56 and 60 is 840
Next, find the equivalent fraction of both fractional numbers with denominator 840 - For the 1st fraction, since 56 × 15 = 840,
42/56 = 42 × 15/56 × 15 = 630/840 - Likewise, for the 2nd fraction, since 60 × 14 = 840,
3/60 = 3 × 14/60 × 14 = 42/840 - Subtract the two like fractions:
630/840 - 42/840 = 630 - 42/840 = 588/840 - After reducing the fraction, the answer is 7/10
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