Add 21/36 and 2/4
21/36 + 2/4 is 13/12.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 36 and 4 is 36
Next, find the equivalent fraction of both fractional numbers with denominator 36 - For the 1st fraction, since 36 × 1 = 36,
21/36 = 21 × 1/36 × 1 = 21/36 - Likewise, for the 2nd fraction, since 4 × 9 = 36,
2/4 = 2 × 9/4 × 9 = 18/36 - Add the two like fractions:
21/36 + 18/36 = 21 + 18/36 = 39/36 - 39/36 simplified gives 13/12
- So, 21/36 + 2/4 = 13/12
In mixed form: 11/12
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