Subtract 20/24 from 10/7
1st number: 1 3/7, 2nd number: 20/24
10/7 - 20/24 is 25/42.
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,
10/7 = 10 × 24/7 × 24 = 240/168 - Likewise, for the 2nd fraction, since 24 × 7 = 168,
20/24 = 20 × 7/24 × 7 = 140/168 - Subtract the two like fractions:
240/168 - 140/168 = 240 - 140/168 = 100/168 - After reducing the fraction, the answer is 25/42
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