Add 81/2 and 90/56
1st number: 40 1/2, 2nd number: 1 34/56
81/2 + 90/56 is 1179/28.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 2 and 56 is 56
Next, find the equivalent fraction of both fractional numbers with denominator 56 - For the 1st fraction, since 2 × 28 = 56,
81/2 = 81 × 28/2 × 28 = 2268/56 - Likewise, for the 2nd fraction, since 56 × 1 = 56,
90/56 = 90 × 1/56 × 1 = 90/56 - Add the two like fractions:
2268/56 + 90/56 = 2268 + 90/56 = 2358/56 - 2358/56 simplified gives 1179/28
- So, 81/2 + 90/56 = 1179/28
In mixed form: 423/28
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