Add 1/18 and 21/36
1/18 + 21/36 is 23/36.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 18 and 36 is 36
Next, find the equivalent fraction of both fractional numbers with denominator 36 - For the 1st fraction, since 18 × 2 = 36,
1/18 = 1 × 2/18 × 2 = 2/36 - Likewise, for the 2nd fraction, since 36 × 1 = 36,
21/36 = 21 × 1/36 × 1 = 21/36 - Add the two like fractions:
2/36 + 21/36 = 2 + 21/36 = 23/36 - So, 1/18 + 21/36 = 23/36
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