Add 21/84 and 25/3
1st number: 21/84, 2nd number: 8 1/3
21/84 + 25/3 is 103/12.
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,
21/84 = 21 × 1/84 × 1 = 21/84 - Likewise, for the 2nd fraction, since 3 × 28 = 84,
25/3 = 25 × 28/3 × 28 = 700/84 - Add the two like fractions:
21/84 + 700/84 = 21 + 700/84 = 721/84 - 721/84 simplified gives 103/12
- So, 21/84 + 25/3 = 103/12
In mixed form: 87/12
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