Subtract 50/84 from 56/90
56/90 - 50/84 is 17/630.
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,
56/90 = 56 × 14/90 × 14 = 784/1260 - Likewise, for the 2nd fraction, since 84 × 15 = 1260,
50/84 = 50 × 15/84 × 15 = 750/1260 - Subtract the two like fractions:
784/1260 - 750/1260 = 784 - 750/1260 = 34/1260 - After reducing the fraction, the answer is 17/630
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