Subtract 56/49 from 15/90
1st number: 15/90, 2nd number: 1 7/49
15/90 - 56/49 is -41/42.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 90 and 49 is 4410
Next, find the equivalent fraction of both fractional numbers with denominator 4410 - For the 1st fraction, since 90 × 49 = 4410,
15/90 = 15 × 49/90 × 49 = 735/4410 - Likewise, for the 2nd fraction, since 49 × 90 = 4410,
56/49 = 56 × 90/49 × 90 = 5040/4410 - Subtract the two like fractions:
735/4410 - 5040/4410 = 735 - 5040/4410 = -4305/4410 - After reducing the fraction, the answer is -41/42
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