Add 21/6 and 84/28
1st number: 3 3/6, 2nd number: 3 0/28
21/6 + 84/28 is 13/2.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 6 and 28 is 84
Next, find the equivalent fraction of both fractional numbers with denominator 84 - For the 1st fraction, since 6 × 14 = 84,
21/6 = 21 × 14/6 × 14 = 294/84 - Likewise, for the 2nd fraction, since 28 × 3 = 84,
84/28 = 84 × 3/28 × 3 = 252/84 - Add the two like fractions:
294/84 + 252/84 = 294 + 252/84 = 546/84 - 546/84 simplified gives 13/2
- So, 21/6 + 84/28 = 13/2
In mixed form: 61/2
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