Subtract 21/14 from 3/98
1st number: 3/98, 2nd number: 1 7/14
3/98 - 21/14 is -72/49.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 98 and 14 is 98
Next, find the equivalent fraction of both fractional numbers with denominator 98 - For the 1st fraction, since 98 × 1 = 98,
3/98 = 3 × 1/98 × 1 = 3/98 - Likewise, for the 2nd fraction, since 14 × 7 = 98,
21/14 = 21 × 7/14 × 7 = 147/98 - Subtract the two like fractions:
3/98 - 147/98 = 3 - 147/98 = -144/98 - After reducing the fraction, the answer is -72/49
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