Add 50/63 and 70/49, Solve 50/63 + 1 21/49 as a fraction

Add 50/63 and 70/49

1^st number: 50/63, 2^nd number: 1 21/49

50/63 + 70/49 is 20/9.

Find the least common denominator or LCM of the two denominators:
LCM of 63 and 49 is 441

Next, find the equivalent fraction of both fractional numbers with denominator 441
For the 1st fraction, since 63 × 7 = 441,
50/63 = 50 × 7/63 × 7 = 350/441
Likewise, for the 2nd fraction, since 49 × 9 = 441,
70/49 = 70 × 9/49 × 9 = 630/441
Add the two like fractions:
350/441 + 630/441 = 350 + 630/441 = 980/441
980/441 simplified gives 20/9
So, 50/63 + 70/49 = 20/9
In mixed form: 22/9

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