Add 4/60 and 12/81
4/60 + 12/81 is 29/135.
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,
4/60 = 4 × 27/60 × 27 = 108/1620 - Likewise, for the 2nd fraction, since 81 × 20 = 1620,
12/81 = 12 × 20/81 × 20 = 240/1620 - Add the two like fractions:
108/1620 + 240/1620 = 108 + 240/1620 = 348/1620 - 348/1620 simplified gives 29/135
- So, 4/60 + 12/81 = 29/135
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