Subtract 6/15 from 90/63
1st number: 1 27/63, 2nd number: 6/15
90/63 - 6/15 is 36/35.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 63 and 15 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 15 × 21 = 315,
6/15 = 6 × 21/15 × 21 = 126/315 - Subtract the two like fractions:
450/315 - 126/315 = 450 - 126/315 = 324/315 - After reducing the fraction, the answer is 36/35
- In mixed form: 11/35
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