Add 7/84 and 20/3
1st number: 7/84, 2nd number: 6 2/3
7/84 + 20/3 is 27/4.
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,
7/84 = 7 × 1/84 × 1 = 7/84 - Likewise, for the 2nd fraction, since 3 × 28 = 84,
20/3 = 20 × 28/3 × 28 = 560/84 - Add the two like fractions:
7/84 + 560/84 = 7 + 560/84 = 567/84 - 567/84 simplified gives 27/4
- So, 7/84 + 20/3 = 27/4
In mixed form: 63/4
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