Add 21/36 and 54/12
1st number: 21/36, 2nd number: 4 6/12
21/36 + 54/12 is 61/12.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 36 and 12 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 12 × 3 = 36,
54/12 = 54 × 3/12 × 3 = 162/36 - Add the two like fractions:
21/36 + 162/36 = 21 + 162/36 = 183/36 - 183/36 simplified gives 61/12
- So, 21/36 + 54/12 = 61/12
In mixed form: 51/12
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