Add 81/28 and 20/8
1st number: 2 25/28, 2nd number: 2 4/8
81/28 + 20/8 is 151/28.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 28 and 8 is 56
Next, find the equivalent fraction of both fractional numbers with denominator 56 - For the 1st fraction, since 28 × 2 = 56,
81/28 = 81 × 2/28 × 2 = 162/56 - Likewise, for the 2nd fraction, since 8 × 7 = 56,
20/8 = 20 × 7/8 × 7 = 140/56 - Add the two like fractions:
162/56 + 140/56 = 162 + 140/56 = 302/56 - 302/56 simplified gives 151/28
- So, 81/28 + 20/8 = 151/28
In mixed form: 511/28
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