Subtract 90/56 from 15/36
1st number: 15/36, 2nd number: 1 34/56
15/36 - 90/56 is -25/21.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 36 and 56 is 504
Next, find the equivalent fraction of both fractional numbers with denominator 504 - For the 1st fraction, since 36 × 14 = 504,
15/36 = 15 × 14/36 × 14 = 210/504 - Likewise, for the 2nd fraction, since 56 × 9 = 504,
90/56 = 90 × 9/56 × 9 = 810/504 - Subtract the two like fractions:
210/504 - 810/504 = 210 - 810/504 = -600/504 - After reducing the fraction, the answer is -25/21
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