Add 7/9 and 70/49, Solve 7/9 + 1 21/49 as a fraction

Add 7/9 and 70/49

1^st number: 7/9, 2^nd number: 1 21/49

7/9 + 70/49 is 139/63.

Find the least common denominator or LCM of the two denominators:
LCM of 9 and 49 is 441

Next, find the equivalent fraction of both fractional numbers with denominator 441
For the 1st fraction, since 9 × 49 = 441,
7/9 = 7 × 49/9 × 49 = 343/441
Likewise, for the 2nd fraction, since 49 × 9 = 441,
70/49 = 70 × 9/49 × 9 = 630/441
Add the two like fractions:
343/441 + 630/441 = 343 + 630/441 = 973/441
973/441 simplified gives 139/63
So, 7/9 + 70/49 = 139/63
In mixed form: 213/63

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