Subtract 90/63 from 42/5
1st number: 8 2/5, 2nd number: 1 27/63
42/5 - 90/63 is 244/35.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 5 and 63 is 315
Next, find the equivalent fraction of both fractional numbers with denominator 315 - For the 1st fraction, since 5 × 63 = 315,
42/5 = 42 × 63/5 × 63 = 2646/315 - Likewise, for the 2nd fraction, since 63 × 5 = 315,
90/63 = 90 × 5/63 × 5 = 450/315 - Subtract the two like fractions:
2646/315 - 450/315 = 2646 - 450/315 = 2196/315 - After reducing the fraction, the answer is 244/35
- In mixed form: 634/35
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