Add 9/12 and 9/16
9/12 + 9/16 is 21/16.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 12 and 16 is 48
Next, find the equivalent fraction of both fractional numbers with denominator 48 - For the 1st fraction, since 12 × 4 = 48,
9/12 = 9 × 4/12 × 4 = 36/48 - Likewise, for the 2nd fraction, since 16 × 3 = 48,
9/16 = 9 × 3/16 × 3 = 27/48 - Add the two like fractions:
36/48 + 27/48 = 36 + 27/48 = 63/48 - 63/48 simplified gives 21/16
- So, 9/12 + 9/16 = 21/16
In mixed form: 15/16
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