Subtract 90/35 from 9/63
1st number: 9/63, 2nd number: 2 20/35
9/63 - 90/35 is -17/7.
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,
9/63 = 9 × 5/63 × 5 = 45/315 - Likewise, for the 2nd fraction, since 35 × 9 = 315,
90/35 = 90 × 9/35 × 9 = 810/315 - Subtract the two like fractions:
45/315 - 810/315 = 45 - 810/315 = -765/315 - After reducing the fraction, the answer is -17/7
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