Subtract 45/24 from 12/7
1st number: 1 5/7, 2nd number: 1 21/24
12/7 - 45/24 is -9/56.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 7 and 24 is 168
Next, find the equivalent fraction of both fractional numbers with denominator 168 - For the 1st fraction, since 7 × 24 = 168,
12/7 = 12 × 24/7 × 24 = 288/168 - Likewise, for the 2nd fraction, since 24 × 7 = 168,
45/24 = 45 × 7/24 × 7 = 315/168 - Subtract the two like fractions:
288/168 - 315/168 = 288 - 315/168 = -27/168 - After reducing the fraction, the answer is -9/56
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