Add 21/6 and 18/28
1st number: 3 3/6, 2nd number: 18/28
21/6 + 18/28 is 29/7.
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,
18/28 = 18 × 3/28 × 3 = 54/84 - Add the two like fractions:
294/84 + 54/84 = 294 + 54/84 = 348/84 - 348/84 simplified gives 29/7
- So, 21/6 + 18/28 = 29/7
In mixed form: 41/7
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