Add 12/27 and 18/30
12/27 + 18/30 is 47/45.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 27 and 30 is 270
Next, find the equivalent fraction of both fractional numbers with denominator 270 - For the 1st fraction, since 27 × 10 = 270,
12/27 = 12 × 10/27 × 10 = 120/270 - Likewise, for the 2nd fraction, since 30 × 9 = 270,
18/30 = 18 × 9/30 × 9 = 162/270 - Add the two like fractions:
120/270 + 162/270 = 120 + 162/270 = 282/270 - 282/270 simplified gives 47/45
- So, 12/27 + 18/30 = 47/45
In mixed form: 12/45
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