Add 21/18 and 1/54
1st number: 1 3/18, 2nd number: 1/54
21/18 + 1/54 is 32/27.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 18 and 54 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 54 × 1 = 54,
1/54 = 1 × 1/54 × 1 = 1/54 - Add the two like fractions:
63/54 + 1/54 = 63 + 1/54 = 64/54 - 64/54 simplified gives 32/27
- So, 21/18 + 1/54 = 32/27
In mixed form: 15/27
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