Subtract 48/18 from 81/28
1st number: 2 25/28, 2nd number: 2 12/18
81/28 - 48/18 is 19/84.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 28 and 18 is 252
Next, find the equivalent fraction of both fractional numbers with denominator 252 - For the 1st fraction, since 28 × 9 = 252,
81/28 = 81 × 9/28 × 9 = 729/252 - Likewise, for the 2nd fraction, since 18 × 14 = 252,
48/18 = 48 × 14/18 × 14 = 672/252 - Subtract the two like fractions:
729/252 - 672/252 = 729 - 672/252 = 57/252 - After reducing the fraction, the answer is 19/84
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