Subtract 28/20 from 48/63
1st number: 48/63, 2nd number: 1 8/20
48/63 - 28/20 is -67/105.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 63 and 20 is 1260
Next, find the equivalent fraction of both fractional numbers with denominator 1260 - For the 1st fraction, since 63 × 20 = 1260,
48/63 = 48 × 20/63 × 20 = 960/1260 - Likewise, for the 2nd fraction, since 20 × 63 = 1260,
28/20 = 28 × 63/20 × 63 = 1764/1260 - Subtract the two like fractions:
960/1260 - 1764/1260 = 960 - 1764/1260 = -804/1260 - After reducing the fraction, the answer is -67/105
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