Subtract 28/56 from 90/10
1st number: 9 0/10, 2nd number: 28/56
90/10 - 28/56 is 17/2.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 10 and 56 is 280
Next, find the equivalent fraction of both fractional numbers with denominator 280 - For the 1st fraction, since 10 × 28 = 280,
90/10 = 90 × 28/10 × 28 = 2520/280 - Likewise, for the 2nd fraction, since 56 × 5 = 280,
28/56 = 28 × 5/56 × 5 = 140/280 - Subtract the two like fractions:
2520/280 - 140/280 = 2520 - 140/280 = 2380/280 - After reducing the fraction, the answer is 17/2
- In mixed form: 81/2
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