Subtract 15/90 from 80/49
1st number: 1 31/49, 2nd number: 15/90
80/49 - 15/90 is 431/294.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 49 and 90 is 4410
Next, find the equivalent fraction of both fractional numbers with denominator 4410 - For the 1st fraction, since 49 × 90 = 4410,
80/49 = 80 × 90/49 × 90 = 7200/4410 - Likewise, for the 2nd fraction, since 90 × 49 = 4410,
15/90 = 15 × 49/90 × 49 = 735/4410 - Subtract the two like fractions:
7200/4410 - 735/4410 = 7200 - 735/4410 = 6465/4410 - After reducing the fraction, the answer is 431/294
- In mixed form: 1137/294
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