Subtract 20/45 from 54/28
1st number: 1 26/28, 2nd number: 20/45
54/28 - 20/45 is 187/126.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 28 and 45 is 1260
Next, find the equivalent fraction of both fractional numbers with denominator 1260 - For the 1st fraction, since 28 × 45 = 1260,
54/28 = 54 × 45/28 × 45 = 2430/1260 - Likewise, for the 2nd fraction, since 45 × 28 = 1260,
20/45 = 20 × 28/45 × 28 = 560/1260 - Subtract the two like fractions:
2430/1260 - 560/1260 = 2430 - 560/1260 = 1870/1260 - After reducing the fraction, the answer is 187/126
- In mixed form: 161/126
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