Add 20/12 and 16/9
1st number: 1 8/12, 2nd number: 1 7/9
20/12 + 16/9 is 31/9.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 12 and 9 is 36
Next, find the equivalent fraction of both fractional numbers with denominator 36 - For the 1st fraction, since 12 × 3 = 36,
20/12 = 20 × 3/12 × 3 = 60/36 - Likewise, for the 2nd fraction, since 9 × 4 = 36,
16/9 = 16 × 4/9 × 4 = 64/36 - Add the two like fractions:
60/36 + 64/36 = 60 + 64/36 = 124/36 - 124/36 simplified gives 31/9
- So, 20/12 + 16/9 = 31/9
In mixed form: 34/9
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