Add 3/27 and 20/30
3/27 + 20/30 is 7/9.
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,
3/27 = 3 × 10/27 × 10 = 30/270 - Likewise, for the 2nd fraction, since 30 × 9 = 270,
20/30 = 20 × 9/30 × 9 = 180/270 - Add the two like fractions:
30/270 + 180/270 = 30 + 180/270 = 210/270 - 210/270 simplified gives 7/9
- So, 3/27 + 20/30 = 7/9
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