Add 20/3 and 42/12
1st number: 6 2/3, 2nd number: 3 6/12
20/3 + 42/12 is 61/6.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 3 and 12 is 12
Next, find the equivalent fraction of both fractional numbers with denominator 12 - For the 1st fraction, since 3 × 4 = 12,
20/3 = 20 × 4/3 × 4 = 80/12 - Likewise, for the 2nd fraction, since 12 × 1 = 12,
42/12 = 42 × 1/12 × 1 = 42/12 - Add the two like fractions:
80/12 + 42/12 = 80 + 42/12 = 122/12 - 122/12 simplified gives 61/6
- So, 20/3 + 42/12 = 61/6
In mixed form: 101/6
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