Add 21/9 and 70/7, Solve 2 3/9 + 10 0/7 as a fraction

Add 21/9 and 70/7

1^st number: 2 3/9, 2^nd number: 10 0/7

21/9 + 70/7 is 37/3.

Find the least common denominator or LCM of the two denominators:
LCM of 9 and 7 is 63

Next, find the equivalent fraction of both fractional numbers with denominator 63
For the 1st fraction, since 9 × 7 = 63,
21/9 = 21 × 7/9 × 7 = 147/63
Likewise, for the 2nd fraction, since 7 × 9 = 63,
70/7 = 70 × 9/7 × 9 = 630/63
Add the two like fractions:
147/63 + 630/63 = 147 + 630/63 = 777/63
777/63 simplified gives 37/3
So, 21/9 + 70/7 = 37/3
In mixed form: 121/3

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