Subtract 40/28 from 45/24
1st number: 1 21/24, 2nd number: 1 12/28
45/24 - 40/28 is 25/56.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 24 and 28 is 168
Next, find the equivalent fraction of both fractional numbers with denominator 168 - For the 1st fraction, since 24 × 7 = 168,
45/24 = 45 × 7/24 × 7 = 315/168 - Likewise, for the 2nd fraction, since 28 × 6 = 168,
40/28 = 40 × 6/28 × 6 = 240/168 - Subtract the two like fractions:
315/168 - 240/168 = 315 - 240/168 = 75/168 - After reducing the fraction, the answer is 25/56
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