Subtract 21/20 from 5/48
1st number: 5/48, 2nd number: 1 1/20
5/48 - 21/20 is -227/240.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 48 and 20 is 240
Next, find the equivalent fraction of both fractional numbers with denominator 240 - For the 1st fraction, since 48 × 5 = 240,
5/48 = 5 × 5/48 × 5 = 25/240 - Likewise, for the 2nd fraction, since 20 × 12 = 240,
21/20 = 21 × 12/20 × 12 = 252/240 - Subtract the two like fractions:
25/240 - 252/240 = 25 - 252/240 = -227/240
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