Add 81/54 and 20/56
1st number: 1 27/54, 2nd number: 20/56
81/54 + 20/56 is 13/7.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 54 and 56 is 1512
Next, find the equivalent fraction of both fractional numbers with denominator 1512 - For the 1st fraction, since 54 × 28 = 1512,
81/54 = 81 × 28/54 × 28 = 2268/1512 - Likewise, for the 2nd fraction, since 56 × 27 = 1512,
20/56 = 20 × 27/56 × 27 = 540/1512 - Add the two like fractions:
2268/1512 + 540/1512 = 2268 + 540/1512 = 2808/1512 - 2808/1512 simplified gives 13/7
- So, 81/54 + 20/56 = 13/7
In mixed form: 16/7
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