Subtract 63/15 from 63/30
1st number: 2 3/30, 2nd number: 4 3/15
63/30 - 63/15 is -21/10.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 30 and 15 is 30
Next, find the equivalent fraction of both fractional numbers with denominator 30 - For the 1st fraction, since 30 × 1 = 30,
63/30 = 63 × 1/30 × 1 = 63/30 - Likewise, for the 2nd fraction, since 15 × 2 = 30,
63/15 = 63 × 2/15 × 2 = 126/30 - Subtract the two like fractions:
63/30 - 126/30 = 63 - 126/30 = -63/30 - After reducing the fraction, the answer is -21/10
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