Add 24/9 and 20/21, Solve 2 6/9 + 20/21 as a fraction

Add 24/9 and 20/21

1^st number: 2 6/9, 2^nd number: 20/21

24/9 + 20/21 is 76/21.

Find the least common denominator or LCM of the two denominators:
LCM of 9 and 21 is 63

Next, find the equivalent fraction of both fractional numbers with denominator 63
For the 1st fraction, since 9 × 7 = 63,
24/9 = 24 × 7/9 × 7 = 168/63
Likewise, for the 2nd fraction, since 21 × 3 = 63,
20/21 = 20 × 3/21 × 3 = 60/63
Add the two like fractions:
168/63 + 60/63 = 168 + 60/63 = 228/63
228/63 simplified gives 76/21
So, 24/9 + 20/21 = 76/21
In mixed form: 313/21

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