Add 7/27 and 81/28
1st number: 7/27, 2nd number: 2 25/28
7/27 + 81/28 is 2383/756.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 27 and 28 is 756
Next, find the equivalent fraction of both fractional numbers with denominator 756 - For the 1st fraction, since 27 × 28 = 756,
7/27 = 7 × 28/27 × 28 = 196/756 - Likewise, for the 2nd fraction, since 28 × 27 = 756,
81/28 = 81 × 27/28 × 27 = 2187/756 - Add the two like fractions:
196/756 + 2187/756 = 196 + 2187/756 = 2383/756 - So, 7/27 + 81/28 = 2383/756
In mixed form: 3115/756
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