Subtract 72/15 from 6/10
1st number: 6/10, 2nd number: 4 12/15
6/10 - 72/15 is -21/5.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 10 and 15 is 30
Next, find the equivalent fraction of both fractional numbers with denominator 30 - For the 1st fraction, since 10 × 3 = 30,
6/10 = 6 × 3/10 × 3 = 18/30 - Likewise, for the 2nd fraction, since 15 × 2 = 30,
72/15 = 72 × 2/15 × 2 = 144/30 - Subtract the two like fractions:
18/30 - 144/30 = 18 - 144/30 = -126/30 - After reducing the fraction, the answer is -21/5
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