Add 12/30 and 30/9
1st number: 12/30, 2nd number: 3 3/9
12/30 + 30/9 is 56/15.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 30 and 9 is 90
Next, find the equivalent fraction of both fractional numbers with denominator 90 - For the 1st fraction, since 30 × 3 = 90,
12/30 = 12 × 3/30 × 3 = 36/90 - Likewise, for the 2nd fraction, since 9 × 10 = 90,
30/9 = 30 × 10/9 × 10 = 300/90 - Add the two like fractions:
36/90 + 300/90 = 36 + 300/90 = 336/90 - 336/90 simplified gives 56/15
- So, 12/30 + 30/9 = 56/15
In mixed form: 311/15
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