Subtract 90/25 from 70/48
1st number: 1 22/48, 2nd number: 3 15/25
70/48 - 90/25 is -257/120.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 48 and 25 is 1200
Next, find the equivalent fraction of both fractional numbers with denominator 1200 - For the 1st fraction, since 48 × 25 = 1200,
70/48 = 70 × 25/48 × 25 = 1750/1200 - Likewise, for the 2nd fraction, since 25 × 48 = 1200,
90/25 = 90 × 48/25 × 48 = 4320/1200 - Subtract the two like fractions:
1750/1200 - 4320/1200 = 1750 - 4320/1200 = -2570/1200 - After reducing the fraction, the answer is -257/120
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