Subtract 20/60 from 30/56
30/56 - 20/60 is 17/84.
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,
30/56 = 30 × 15/56 × 15 = 450/840 - Likewise, for the 2nd fraction, since 60 × 14 = 840,
20/60 = 20 × 14/60 × 14 = 280/840 - Subtract the two like fractions:
450/840 - 280/840 = 450 - 280/840 = 170/840 - After reducing the fraction, the answer is 17/84
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