Subtract 4/56 from 90/36
1st number: 2 18/36, 2nd number: 4/56
90/36 - 4/56 is 17/7.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 36 and 56 is 504
Next, find the equivalent fraction of both fractional numbers with denominator 504 - For the 1st fraction, since 36 × 14 = 504,
90/36 = 90 × 14/36 × 14 = 1260/504 - Likewise, for the 2nd fraction, since 56 × 9 = 504,
4/56 = 4 × 9/56 × 9 = 36/504 - Subtract the two like fractions:
1260/504 - 36/504 = 1260 - 36/504 = 1224/504 - After reducing the fraction, the answer is 17/7
- In mixed form: 23/7
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