Add 20/27 and 8/30
20/27 + 8/30 is 136/135.
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,
20/27 = 20 × 10/27 × 10 = 200/270 - Likewise, for the 2nd fraction, since 30 × 9 = 270,
8/30 = 8 × 9/30 × 9 = 72/270 - Add the two like fractions:
200/270 + 72/270 = 200 + 72/270 = 272/270 - 272/270 simplified gives 136/135
- So, 20/27 + 8/30 = 136/135
In mixed form: 11/135
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