Subtract 15/8 from 35/72
1st number: 35/72, 2nd number: 1 7/8
35/72 - 15/8 is -25/18.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 72 and 8 is 72
Next, find the equivalent fraction of both fractional numbers with denominator 72 - For the 1st fraction, since 72 × 1 = 72,
35/72 = 35 × 1/72 × 1 = 35/72 - Likewise, for the 2nd fraction, since 8 × 9 = 72,
15/8 = 15 × 9/8 × 9 = 135/72 - Subtract the two like fractions:
35/72 - 135/72 = 35 - 135/72 = -100/72 - After reducing the fraction, the answer is -25/18
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