Add 21/9 and 60/72, Solve 2 3/9 + 60/72 as a fraction

Add 21/9 and 60/72

1^st number: 2 3/9, 2^nd number: 60/72

21/9 + 60/72 is 19/6.

Find the least common denominator or LCM of the two denominators:
LCM of 9 and 72 is 72

Next, find the equivalent fraction of both fractional numbers with denominator 72
For the 1st fraction, since 9 × 8 = 72,
21/9 = 21 × 8/9 × 8 = 168/72
Likewise, for the 2nd fraction, since 72 × 1 = 72,
60/72 = 60 × 1/72 × 1 = 60/72
Add the two like fractions:
168/72 + 60/72 = 168 + 60/72 = 228/72
228/72 simplified gives 19/6
So, 21/9 + 60/72 = 19/6
In mixed form: 31/6

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