Add 56/81 and 81/70, Solve 56/81 + 1 11/70 as a fraction

Add 56/81 and 81/70

1^st number: 56/81, 2^nd number: 1 11/70

56/81 + 81/70 is 10481/5670.

Find the least common denominator or LCM of the two denominators:
LCM of 81 and 70 is 5670

Next, find the equivalent fraction of both fractional numbers with denominator 5670
For the 1st fraction, since 81 × 70 = 5670,
56/81 = 56 × 70/81 × 70 = 3920/5670
Likewise, for the 2nd fraction, since 70 × 81 = 5670,
81/70 = 81 × 81/70 × 81 = 6561/5670
Add the two like fractions:
3920/5670 + 6561/5670 = 3920 + 6561/5670 = 10481/5670
So, 56/81 + 81/70 = 10481/5670
In mixed form: 14811/5670

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