Subtract 45/81 from 49/28
1st number: 1 21/28, 2nd number: 45/81
49/28 - 45/81 is 43/36.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 28 and 81 is 2268
Next, find the equivalent fraction of both fractional numbers with denominator 2268 - For the 1st fraction, since 28 × 81 = 2268,
49/28 = 49 × 81/28 × 81 = 3969/2268 - Likewise, for the 2nd fraction, since 81 × 28 = 2268,
45/81 = 45 × 28/81 × 28 = 1260/2268 - Subtract the two like fractions:
3969/2268 - 1260/2268 = 3969 - 1260/2268 = 2709/2268 - After reducing the fraction, the answer is 43/36
- In mixed form: 17/36
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