Add 56/63 and 81/70, Solve 56/63 + 1 11/70 as a fraction

Add 56/63 and 81/70

1^st number: 56/63, 2^nd number: 1 11/70

56/63 + 81/70 is 1289/630.

Find the least common denominator or LCM of the two denominators:
LCM of 63 and 70 is 630

Next, find the equivalent fraction of both fractional numbers with denominator 630
For the 1st fraction, since 63 × 10 = 630,
56/63 = 56 × 10/63 × 10 = 560/630
Likewise, for the 2nd fraction, since 70 × 9 = 630,
81/70 = 81 × 9/70 × 9 = 729/630
Add the two like fractions:
560/630 + 729/630 = 560 + 729/630 = 1289/630
So, 56/63 + 81/70 = 1289/630
In mixed form: 229/630

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