Subtract 4/24 from 90/28
1st number: 3 6/28, 2nd number: 4/24
90/28 - 4/24 is 64/21.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 28 and 24 is 168
Next, find the equivalent fraction of both fractional numbers with denominator 168 - For the 1st fraction, since 28 × 6 = 168,
90/28 = 90 × 6/28 × 6 = 540/168 - Likewise, for the 2nd fraction, since 24 × 7 = 168,
4/24 = 4 × 7/24 × 7 = 28/168 - Subtract the two like fractions:
540/168 - 28/168 = 540 - 28/168 = 512/168 - After reducing the fraction, the answer is 64/21
- In mixed form: 31/21
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