Add 2/15 and 21/9, Solve 2/15 + 2 3/9 as a fraction

Add 2/15 and 21/9

1^st number: 2/15, 2^nd number: 2 3/9

2/15 + 21/9 is 37/15.

Find the least common denominator or LCM of the two denominators:
LCM of 15 and 9 is 45

Next, find the equivalent fraction of both fractional numbers with denominator 45
For the 1st fraction, since 15 × 3 = 45,
2/15 = 2 × 3/15 × 3 = 6/45
Likewise, for the 2nd fraction, since 9 × 5 = 45,
21/9 = 21 × 5/9 × 5 = 105/45
Add the two like fractions:
6/45 + 105/45 = 6 + 105/45 = 111/45
111/45 simplified gives 37/15
So, 2/15 + 21/9 = 37/15
In mixed form: 27/15

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