Add 30/9 and 12/5
1st number: 3 3/9, 2nd number: 2 2/5
30/9 + 12/5 is 86/15.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 9 and 5 is 45
Next, find the equivalent fraction of both fractional numbers with denominator 45 - For the 1st fraction, since 9 × 5 = 45,
30/9 = 30 × 5/9 × 5 = 150/45 - Likewise, for the 2nd fraction, since 5 × 9 = 45,
12/5 = 12 × 9/5 × 9 = 108/45 - Add the two like fractions:
150/45 + 108/45 = 150 + 108/45 = 258/45 - 258/45 simplified gives 86/15
- So, 30/9 + 12/5 = 86/15
In mixed form: 511/15
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