Subtract 80/35 from 90/63
1st number: 1 27/63, 2nd number: 2 10/35
90/63 - 80/35 is -6/7.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 63 and 35 is 315
Next, find the equivalent fraction of both fractional numbers with denominator 315 - For the 1st fraction, since 63 × 5 = 315,
90/63 = 90 × 5/63 × 5 = 450/315 - Likewise, for the 2nd fraction, since 35 × 9 = 315,
80/35 = 80 × 9/35 × 9 = 720/315 - Subtract the two like fractions:
450/315 - 720/315 = 450 - 720/315 = -270/315 - After reducing the fraction, the answer is -6/7
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