Subtract 90/48 from 28/35
1st number: 28/35, 2nd number: 1 42/48
28/35 - 90/48 is -43/40.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 35 and 48 is 1680
Next, find the equivalent fraction of both fractional numbers with denominator 1680 - For the 1st fraction, since 35 × 48 = 1680,
28/35 = 28 × 48/35 × 48 = 1344/1680 - Likewise, for the 2nd fraction, since 48 × 35 = 1680,
90/48 = 90 × 35/48 × 35 = 3150/1680 - Subtract the two like fractions:
1344/1680 - 3150/1680 = 1344 - 3150/1680 = -1806/1680 - After reducing the fraction, the answer is -43/40
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