Add 9/10 and 7/30
9/10 + 7/30 is 17/15.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 10 and 30 is 30
Next, find the equivalent fraction of both fractional numbers with denominator 30 - For the 1st fraction, since 10 × 3 = 30,
9/10 = 9 × 3/10 × 3 = 27/30 - Likewise, for the 2nd fraction, since 30 × 1 = 30,
7/30 = 7 × 1/30 × 1 = 7/30 - Add the two like fractions:
27/30 + 7/30 = 27 + 7/30 = 34/30 - 34/30 simplified gives 17/15
- So, 9/10 + 7/30 = 17/15
In mixed form: 12/15
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