Subtract 1/56 from 90/63
1st number: 1 27/63, 2nd number: 1/56
90/63 - 1/56 is 79/56.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 63 and 56 is 504
Next, find the equivalent fraction of both fractional numbers with denominator 504 - For the 1st fraction, since 63 × 8 = 504,
90/63 = 90 × 8/63 × 8 = 720/504 - Likewise, for the 2nd fraction, since 56 × 9 = 504,
1/56 = 1 × 9/56 × 9 = 9/504 - Subtract the two like fractions:
720/504 - 9/504 = 720 - 9/504 = 711/504 - After reducing the fraction, the answer is 79/56
- In mixed form: 123/56
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