Add 9/30 and 72/10, Solve 9/30 + 7 2/10 as a fraction

Add 9/30 and 72/10

1^st number: 9/30, 2^nd number: 7 2/10

9/30 + 72/10 is 15/2.

Find the least common denominator or LCM of the two denominators:
LCM of 30 and 10 is 30

Next, find the equivalent fraction of both fractional numbers with denominator 30
For the 1st fraction, since 30 × 1 = 30,
9/30 = 9 × 1/30 × 1 = 9/30
Likewise, for the 2nd fraction, since 10 × 3 = 30,
72/10 = 72 × 3/10 × 3 = 216/30
Add the two like fractions:
9/30 + 216/30 = 9 + 216/30 = 225/30
225/30 simplified gives 15/2
So, 9/30 + 72/10 = 15/2
In mixed form: 71/2

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