Add 12/16 and 45/54
12/16 + 45/54 is 19/12.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 16 and 54 is 432
Next, find the equivalent fraction of both fractional numbers with denominator 432 - For the 1st fraction, since 16 × 27 = 432,
12/16 = 12 × 27/16 × 27 = 324/432 - Likewise, for the 2nd fraction, since 54 × 8 = 432,
45/54 = 45 × 8/54 × 8 = 360/432 - Add the two like fractions:
324/432 + 360/432 = 324 + 360/432 = 684/432 - 684/432 simplified gives 19/12
- So, 12/16 + 45/54 = 19/12
In mixed form: 17/12
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