Add 21/18 and 6/27
1st number: 1 3/18, 2nd number: 6/27
21/18 + 6/27 is 25/18.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 18 and 27 is 54
Next, find the equivalent fraction of both fractional numbers with denominator 54 - For the 1st fraction, since 18 × 3 = 54,
21/18 = 21 × 3/18 × 3 = 63/54 - Likewise, for the 2nd fraction, since 27 × 2 = 54,
6/27 = 6 × 2/27 × 2 = 12/54 - Add the two like fractions:
63/54 + 12/54 = 63 + 12/54 = 75/54 - 75/54 simplified gives 25/18
- So, 21/18 + 6/27 = 25/18
In mixed form: 17/18
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