Subtract 63/98 from 21/75
21/75 - 63/98 is -127/350.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 75 and 98 is 7350
Next, find the equivalent fraction of both fractional numbers with denominator 7350 - For the 1st fraction, since 75 × 98 = 7350,
21/75 = 21 × 98/75 × 98 = 2058/7350 - Likewise, for the 2nd fraction, since 98 × 75 = 7350,
63/98 = 63 × 75/98 × 75 = 4725/7350 - Subtract the two like fractions:
2058/7350 - 4725/7350 = 2058 - 4725/7350 = -2667/7350 - After reducing the fraction, the answer is -127/350
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