Add 7/20 and 20/3
1st number: 7/20, 2nd number: 6 2/3
7/20 + 20/3 is 421/60.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 20 and 3 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 3 × 20 = 60,
20/3 = 20 × 20/3 × 20 = 400/60 - Add the two like fractions:
21/60 + 400/60 = 21 + 400/60 = 421/60 - So, 7/20 + 20/3 = 421/60
In mixed form: 71/60
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