Add 20/84 and 4/3
1st number: 20/84, 2nd number: 1 1/3
20/84 + 4/3 is 11/7.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 84 and 3 is 84
Next, find the equivalent fraction of both fractional numbers with denominator 84 - For the 1st fraction, since 84 × 1 = 84,
20/84 = 20 × 1/84 × 1 = 20/84 - Likewise, for the 2nd fraction, since 3 × 28 = 84,
4/3 = 4 × 28/3 × 28 = 112/84 - Add the two like fractions:
20/84 + 112/84 = 20 + 112/84 = 132/84 - 132/84 simplified gives 11/7
- So, 20/84 + 4/3 = 11/7
In mixed form: 14/7
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