Add 15/30 and 72/10
1st number: 15/30, 2nd number: 7 2/10
15/30 + 72/10 is 77/10.
Steps for adding fractions
- 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,
15/30 = 15 × 1/30 × 1 = 15/30 - Likewise, for the 2nd fraction, since 10 × 3 = 30,
72/10 = 72 × 3/10 × 3 = 216/30 - Add the two like fractions:
15/30 + 216/30 = 15 + 216/30 = 231/30 - 231/30 simplified gives 77/10
- So, 15/30 + 72/10 = 77/10
In mixed form: 77/10
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