Add 7/9 and 12/30
7/9 + 12/30 is 53/45.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 9 and 30 is 90
Next, find the equivalent fraction of both fractional numbers with denominator 90 - For the 1st fraction, since 9 × 10 = 90,
7/9 = 7 × 10/9 × 10 = 70/90 - Likewise, for the 2nd fraction, since 30 × 3 = 90,
12/30 = 12 × 3/30 × 3 = 36/90 - Add the two like fractions:
70/90 + 36/90 = 70 + 36/90 = 106/90 - 106/90 simplified gives 53/45
- So, 7/9 + 12/30 = 53/45
In mixed form: 18/45
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