Subtract 90/84 from 6/90
1st number: 6/90, 2nd number: 1 6/84
6/90 - 90/84 is -211/210.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 90 and 84 is 1260
Next, find the equivalent fraction of both fractional numbers with denominator 1260 - For the 1st fraction, since 90 × 14 = 1260,
6/90 = 6 × 14/90 × 14 = 84/1260 - Likewise, for the 2nd fraction, since 84 × 15 = 1260,
90/84 = 90 × 15/84 × 15 = 1350/1260 - Subtract the two like fractions:
84/1260 - 1350/1260 = 84 - 1350/1260 = -1266/1260 - After reducing the fraction, the answer is -211/210
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