Subtract 30/3 from 63/28
1st number: 2 7/28, 2nd number: 10 0/3
63/28 - 30/3 is -31/4.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 28 and 3 is 84
Next, find the equivalent fraction of both fractional numbers with denominator 84 - For the 1st fraction, since 28 × 3 = 84,
63/28 = 63 × 3/28 × 3 = 189/84 - Likewise, for the 2nd fraction, since 3 × 28 = 84,
30/3 = 30 × 28/3 × 28 = 840/84 - Subtract the two like fractions:
189/84 - 840/84 = 189 - 840/84 = -651/84 - After reducing the fraction, the answer is -31/4
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