Subtract 72/8 from 5/2
1st number: 2 1/2, 2nd number: 9 0/8
5/2 - 72/8 is -13/2.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 2 and 8 is 8
Next, find the equivalent fraction of both fractional numbers with denominator 8 - For the 1st fraction, since 2 × 4 = 8,
5/2 = 5 × 4/2 × 4 = 20/8 - Likewise, for the 2nd fraction, since 8 × 1 = 8,
72/8 = 72 × 1/8 × 1 = 72/8 - Subtract the two like fractions:
20/8 - 72/8 = 20 - 72/8 = -52/8 - After reducing the fraction, the answer is -13/2
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