Add 21/6 and 28/16
1st number: 3 3/6, 2nd number: 1 12/16
21/6 + 28/16 is 21/4.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 6 and 16 is 48
Next, find the equivalent fraction of both fractional numbers with denominator 48 - For the 1st fraction, since 6 × 8 = 48,
21/6 = 21 × 8/6 × 8 = 168/48 - Likewise, for the 2nd fraction, since 16 × 3 = 48,
28/16 = 28 × 3/16 × 3 = 84/48 - Add the two like fractions:
168/48 + 84/48 = 168 + 84/48 = 252/48 - 252/48 simplified gives 21/4
- So, 21/6 + 28/16 = 21/4
In mixed form: 51/4
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