Add 7/81 and 6/60
7/81 + 6/60 is 151/810.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 81 and 60 is 1620
Next, find the equivalent fraction of both fractional numbers with denominator 1620 - For the 1st fraction, since 81 × 20 = 1620,
7/81 = 7 × 20/81 × 20 = 140/1620 - Likewise, for the 2nd fraction, since 60 × 27 = 1620,
6/60 = 6 × 27/60 × 27 = 162/1620 - Add the two like fractions:
140/1620 + 162/1620 = 140 + 162/1620 = 302/1620 - 302/1620 simplified gives 151/810
- So, 7/81 + 6/60 = 151/810
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