Subtract 18/90 from 98/28
1st number: 3 14/28, 2nd number: 18/90
98/28 - 18/90 is 33/10.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 28 and 90 is 1260
Next, find the equivalent fraction of both fractional numbers with denominator 1260 - For the 1st fraction, since 28 × 45 = 1260,
98/28 = 98 × 45/28 × 45 = 4410/1260 - Likewise, for the 2nd fraction, since 90 × 14 = 1260,
18/90 = 18 × 14/90 × 14 = 252/1260 - Subtract the two like fractions:
4410/1260 - 252/1260 = 4410 - 252/1260 = 4158/1260 - After reducing the fraction, the answer is 33/10
- In mixed form: 33/10
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