Subtract 72/15 from 15/75
1st number: 15/75, 2nd number: 4 12/15
15/75 - 72/15 is -23/5.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 75 and 15 is 75
Next, find the equivalent fraction of both fractional numbers with denominator 75 - For the 1st fraction, since 75 × 1 = 75,
15/75 = 15 × 1/75 × 1 = 15/75 - Likewise, for the 2nd fraction, since 15 × 5 = 75,
72/15 = 72 × 5/15 × 5 = 360/75 - Subtract the two like fractions:
15/75 - 360/75 = 15 - 360/75 = -345/75 - After reducing the fraction, the answer is -23/5
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