Subtract 63/98 from 15/28
15/28 - 63/98 is -3/28.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 28 and 98 is 196
Next, find the equivalent fraction of both fractional numbers with denominator 196 - For the 1st fraction, since 28 × 7 = 196,
15/28 = 15 × 7/28 × 7 = 105/196 - Likewise, for the 2nd fraction, since 98 × 2 = 196,
63/98 = 63 × 2/98 × 2 = 126/196 - Subtract the two like fractions:
105/196 - 126/196 = 105 - 126/196 = -21/196 - After reducing the fraction, the answer is -3/28
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