Subtract 12/8 from 18/98
1st number: 18/98, 2nd number: 1 4/8
18/98 - 12/8 is -129/98.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 98 and 8 is 392
Next, find the equivalent fraction of both fractional numbers with denominator 392 - For the 1st fraction, since 98 × 4 = 392,
18/98 = 18 × 4/98 × 4 = 72/392 - Likewise, for the 2nd fraction, since 8 × 49 = 392,
12/8 = 12 × 49/8 × 49 = 588/392 - Subtract the two like fractions:
72/392 - 588/392 = 72 - 588/392 = -516/392 - After reducing the fraction, the answer is -129/98
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