Subtract 21/96 from 90/12
1st number: 7 6/12, 2nd number: 21/96
90/12 - 21/96 is 233/32.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 12 and 96 is 96
Next, find the equivalent fraction of both fractional numbers with denominator 96 - For the 1st fraction, since 12 × 8 = 96,
90/12 = 90 × 8/12 × 8 = 720/96 - Likewise, for the 2nd fraction, since 96 × 1 = 96,
21/96 = 21 × 1/96 × 1 = 21/96 - Subtract the two like fractions:
720/96 - 21/96 = 720 - 21/96 = 699/96 - After reducing the fraction, the answer is 233/32
- In mixed form: 79/32
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