Subtract 21/48 from 18/98
18/98 - 21/48 is -199/784.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 98 and 48 is 2352
Next, find the equivalent fraction of both fractional numbers with denominator 2352 - For the 1st fraction, since 98 × 24 = 2352,
18/98 = 18 × 24/98 × 24 = 432/2352 - Likewise, for the 2nd fraction, since 48 × 49 = 2352,
21/48 = 21 × 49/48 × 49 = 1029/2352 - Subtract the two like fractions:
432/2352 - 1029/2352 = 432 - 1029/2352 = -597/2352 - After reducing the fraction, the answer is -199/784
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