Subtract 90/45 from 63/35
1st number: 1 28/35, 2nd number: 2 0/45
63/35 - 90/45 is -1/5.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 35 and 45 is 315
Next, find the equivalent fraction of both fractional numbers with denominator 315 - For the 1st fraction, since 35 × 9 = 315,
63/35 = 63 × 9/35 × 9 = 567/315 - Likewise, for the 2nd fraction, since 45 × 7 = 315,
90/45 = 90 × 7/45 × 7 = 630/315 - Subtract the two like fractions:
567/315 - 630/315 = 567 - 630/315 = -63/315 - After reducing the fraction, the answer is -1/5
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