Subtract 96/90 from 45/84
1st number: 45/84, 2nd number: 1 6/90
45/84 - 96/90 is -223/420.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 84 and 90 is 1260
Next, find the equivalent fraction of both fractional numbers with denominator 1260 - For the 1st fraction, since 84 × 15 = 1260,
45/84 = 45 × 15/84 × 15 = 675/1260 - Likewise, for the 2nd fraction, since 90 × 14 = 1260,
96/90 = 96 × 14/90 × 14 = 1344/1260 - Subtract the two like fractions:
675/1260 - 1344/1260 = 675 - 1344/1260 = -669/1260 - After reducing the fraction, the answer is -223/420
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Related: 90/84-96/90