Add 7/20 and 20/12
1st number: 7/20, 2nd number: 1 8/12
7/20 + 20/12 is 121/60.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 20 and 12 is 60
Next, find the equivalent fraction of both fractional numbers with denominator 60 - For the 1st fraction, since 20 × 3 = 60,
7/20 = 7 × 3/20 × 3 = 21/60 - Likewise, for the 2nd fraction, since 12 × 5 = 60,
20/12 = 20 × 5/12 × 5 = 100/60 - Add the two like fractions:
21/60 + 100/60 = 21 + 100/60 = 121/60 - So, 7/20 + 20/12 = 121/60
In mixed form: 21/60
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