Add 7/81 and 90/56
1st number: 7/81, 2nd number: 1 34/56
7/81 + 90/56 is 3841/2268.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 81 and 56 is 4536
Next, find the equivalent fraction of both fractional numbers with denominator 4536 - For the 1st fraction, since 81 × 56 = 4536,
7/81 = 7 × 56/81 × 56 = 392/4536 - Likewise, for the 2nd fraction, since 56 × 81 = 4536,
90/56 = 90 × 81/56 × 81 = 7290/4536 - Add the two like fractions:
392/4536 + 7290/4536 = 392 + 7290/4536 = 7682/4536 - 7682/4536 simplified gives 3841/2268
- So, 7/81 + 90/56 = 3841/2268
In mixed form: 11573/2268
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