Add 21/36 and 84/16
1st number: 21/36, 2nd number: 5 4/16
21/36 + 84/16 is 35/6.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 36 and 16 is 144
Next, find the equivalent fraction of both fractional numbers with denominator 144 - For the 1st fraction, since 36 × 4 = 144,
21/36 = 21 × 4/36 × 4 = 84/144 - Likewise, for the 2nd fraction, since 16 × 9 = 144,
84/16 = 84 × 9/16 × 9 = 756/144 - Add the two like fractions:
84/144 + 756/144 = 84 + 756/144 = 840/144 - 840/144 simplified gives 35/6
- So, 21/36 + 84/16 = 35/6
In mixed form: 55/6
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