Add 70/81 and 18/56
70/81 + 18/56 is 2689/2268.
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,
70/81 = 70 × 56/81 × 56 = 3920/4536 - Likewise, for the 2nd fraction, since 56 × 81 = 4536,
18/56 = 18 × 81/56 × 81 = 1458/4536 - Add the two like fractions:
3920/4536 + 1458/4536 = 3920 + 1458/4536 = 5378/4536 - 5378/4536 simplified gives 2689/2268
- So, 70/81 + 18/56 = 2689/2268
In mixed form: 1421/2268
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