Add 1/81 and 7/60
1/81 + 7/60 is 209/1620.
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,
1/81 = 1 × 20/81 × 20 = 20/1620 - Likewise, for the 2nd fraction, since 60 × 27 = 1620,
7/60 = 7 × 27/60 × 27 = 189/1620 - Add the two like fractions:
20/1620 + 189/1620 = 20 + 189/1620 = 209/1620 - So, 1/81 + 7/60 = 209/1620
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