Subtract 20/60 from 56/90
56/90 - 20/60 is 13/45.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 90 and 60 is 180
Next, find the equivalent fraction of both fractional numbers with denominator 180 - For the 1st fraction, since 90 × 2 = 180,
56/90 = 56 × 2/90 × 2 = 112/180 - Likewise, for the 2nd fraction, since 60 × 3 = 180,
20/60 = 20 × 3/60 × 3 = 60/180 - Subtract the two like fractions:
112/180 - 60/180 = 112 - 60/180 = 52/180 - After reducing the fraction, the answer is 13/45
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Related: 56/90-40/60