Subtract 72/10 from 40/24
1st number: 1 16/24, 2nd number: 7 2/10
40/24 - 72/10 is -83/15.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 24 and 10 is 120
Next, find the equivalent fraction of both fractional numbers with denominator 120 - For the 1st fraction, since 24 × 5 = 120,
40/24 = 40 × 5/24 × 5 = 200/120 - Likewise, for the 2nd fraction, since 10 × 12 = 120,
72/10 = 72 × 12/10 × 12 = 864/120 - Subtract the two like fractions:
200/120 - 864/120 = 200 - 864/120 = -664/120 - After reducing the fraction, the answer is -83/15
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