Add 7/60 and 3/81
7/60 + 3/81 is 83/540.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 60 and 81 is 1620
Next, find the equivalent fraction of both fractional numbers with denominator 1620 - For the 1st fraction, since 60 × 27 = 1620,
7/60 = 7 × 27/60 × 27 = 189/1620 - Likewise, for the 2nd fraction, since 81 × 20 = 1620,
3/81 = 3 × 20/81 × 20 = 60/1620 - Add the two like fractions:
189/1620 + 60/1620 = 189 + 60/1620 = 249/1620 - 249/1620 simplified gives 83/540
- So, 7/60 + 3/81 = 83/540
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