Subtract 28/24 from 90/7
1st number: 12 6/7, 2nd number: 1 4/24
90/7 - 28/24 is 491/42.
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,
90/7 = 90 × 24/7 × 24 = 2160/168 - Likewise, for the 2nd fraction, since 24 × 7 = 168,
28/24 = 28 × 7/24 × 7 = 196/168 - Subtract the two like fractions:
2160/168 - 196/168 = 2160 - 196/168 = 1964/168 - After reducing the fraction, the answer is 491/42
- In mixed form: 1129/42
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