Add 7/27 and 8/30
7/27 + 8/30 is 71/135.
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,
7/27 = 7 × 10/27 × 10 = 70/270 - Likewise, for the 2nd fraction, since 30 × 9 = 270,
8/30 = 8 × 9/30 × 9 = 72/270 - Add the two like fractions:
70/270 + 72/270 = 70 + 72/270 = 142/270 - 142/270 simplified gives 71/135
- So, 7/27 + 8/30 = 71/135
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