Add 21/9 and 60/7, Solve 2 3/9 + 8 4/7 as a fraction

Add 21/9 and 60/7

1^st number: 2 3/9, 2^nd number: 8 4/7

21/9 + 60/7 is 229/21.

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,
60/7 = 60 × 9/7 × 9 = 540/63
Add the two like fractions:
147/63 + 540/63 = 147 + 540/63 = 687/63
687/63 simplified gives 229/21
So, 21/9 + 60/7 = 229/21
In mixed form: 1019/21

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