Add 20/12 and 21/6
1st number: 1 8/12, 2nd number: 3 3/6
20/12 + 21/6 is 31/6.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 12 and 6 is 12
Next, find the equivalent fraction of both fractional numbers with denominator 12 - For the 1st fraction, since 12 × 1 = 12,
20/12 = 20 × 1/12 × 1 = 20/12 - Likewise, for the 2nd fraction, since 6 × 2 = 12,
21/6 = 21 × 2/6 × 2 = 42/12 - Add the two like fractions:
20/12 + 42/12 = 20 + 42/12 = 62/12 - 62/12 simplified gives 31/6
- So, 20/12 + 21/6 = 31/6
In mixed form: 51/6
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