Subtract 90/35 from 7/63
1st number: 7/63, 2nd number: 2 20/35
7/63 - 90/35 is -155/63.
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,
7/63 = 7 × 5/63 × 5 = 35/315 - Likewise, for the 2nd fraction, since 35 × 9 = 315,
90/35 = 90 × 9/35 × 9 = 810/315 - Subtract the two like fractions:
35/315 - 810/315 = 35 - 810/315 = -775/315 - After reducing the fraction, the answer is -155/63
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