Subtract 20/28 from 98/45
1st number: 2 8/45, 2nd number: 20/28
98/45 - 20/28 is 461/315.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 45 and 28 is 1260
Next, find the equivalent fraction of both fractional numbers with denominator 1260 - For the 1st fraction, since 45 × 28 = 1260,
98/45 = 98 × 28/45 × 28 = 2744/1260 - Likewise, for the 2nd fraction, since 28 × 45 = 1260,
20/28 = 20 × 45/28 × 45 = 900/1260 - Subtract the two like fractions:
2744/1260 - 900/1260 = 2744 - 900/1260 = 1844/1260 - After reducing the fraction, the answer is 461/315
- In mixed form: 1146/315
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