Add 20/56 and 81/28
1st number: 20/56, 2nd number: 2 25/28
20/56 + 81/28 is 13/4.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 56 and 28 is 56
Next, find the equivalent fraction of both fractional numbers with denominator 56 - For the 1st fraction, since 56 × 1 = 56,
20/56 = 20 × 1/56 × 1 = 20/56 - Likewise, for the 2nd fraction, since 28 × 2 = 56,
81/28 = 81 × 2/28 × 2 = 162/56 - Add the two like fractions:
20/56 + 162/56 = 20 + 162/56 = 182/56 - 182/56 simplified gives 13/4
- So, 20/56 + 81/28 = 13/4
In mixed form: 31/4
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