Subtract 63/27 from 90/49
1st number: 1 41/49, 2nd number: 2 9/27
90/49 - 63/27 is -73/147.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 49 and 27 is 1323
Next, find the equivalent fraction of both fractional numbers with denominator 1323 - For the 1st fraction, since 49 × 27 = 1323,
90/49 = 90 × 27/49 × 27 = 2430/1323 - Likewise, for the 2nd fraction, since 27 × 49 = 1323,
63/27 = 63 × 49/27 × 49 = 3087/1323 - Subtract the two like fractions:
2430/1323 - 3087/1323 = 2430 - 3087/1323 = -657/1323 - After reducing the fraction, the answer is -73/147
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