Subtract 21/10 from 84/96
1st number: 84/96, 2nd number: 2 1/10
84/96 - 21/10 is -49/40.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 96 and 10 is 480
Next, find the equivalent fraction of both fractional numbers with denominator 480 - For the 1st fraction, since 96 × 5 = 480,
84/96 = 84 × 5/96 × 5 = 420/480 - Likewise, for the 2nd fraction, since 10 × 48 = 480,
21/10 = 21 × 48/10 × 48 = 1008/480 - Subtract the two like fractions:
420/480 - 1008/480 = 420 - 1008/480 = -588/480 - After reducing the fraction, the answer is -49/40
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