Subtract 72/96 from 21/10
1st number: 2 1/10, 2nd number: 72/96
21/10 - 72/96 is 27/20.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 10 and 96 is 480
Next, find the equivalent fraction of both fractional numbers with denominator 480 - For the 1st fraction, since 10 × 48 = 480,
21/10 = 21 × 48/10 × 48 = 1008/480 - Likewise, for the 2nd fraction, since 96 × 5 = 480,
72/96 = 72 × 5/96 × 5 = 360/480 - Subtract the two like fractions:
1008/480 - 360/480 = 1008 - 360/480 = 648/480 - After reducing the fraction, the answer is 27/20
- In mixed form: 17/20
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