Subtract 81/48 from 56/20
1st number: 2 16/20, 2nd number: 1 33/48
56/20 - 81/48 is 89/80.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 20 and 48 is 240
Next, find the equivalent fraction of both fractional numbers with denominator 240 - For the 1st fraction, since 20 × 12 = 240,
56/20 = 56 × 12/20 × 12 = 672/240 - Likewise, for the 2nd fraction, since 48 × 5 = 240,
81/48 = 81 × 5/48 × 5 = 405/240 - Subtract the two like fractions:
672/240 - 405/240 = 672 - 405/240 = 267/240 - After reducing the fraction, the answer is 89/80
- In mixed form: 19/80
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