Subtract 98/96 from 42/90
1st number: 42/90, 2nd number: 1 2/96
42/90 - 98/96 is -133/240.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 90 and 96 is 1440
Next, find the equivalent fraction of both fractional numbers with denominator 1440 - For the 1st fraction, since 90 × 16 = 1440,
42/90 = 42 × 16/90 × 16 = 672/1440 - Likewise, for the 2nd fraction, since 96 × 15 = 1440,
98/96 = 98 × 15/96 × 15 = 1470/1440 - Subtract the two like fractions:
672/1440 - 1470/1440 = 672 - 1470/1440 = -798/1440 - After reducing the fraction, the answer is -133/240
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Related: 84/90-98/96