Add 12/20 and 84/3
1st number: 12/20, 2nd number: 28 0/3
12/20 + 84/3 is 143/5.
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,
12/20 = 12 × 3/20 × 3 = 36/60 - Likewise, for the 2nd fraction, since 3 × 20 = 60,
84/3 = 84 × 20/3 × 20 = 1680/60 - Add the two like fractions:
36/60 + 1680/60 = 36 + 1680/60 = 1716/60 - 1716/60 simplified gives 143/5
- So, 12/20 + 84/3 = 143/5
In mixed form: 283/5
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