Add 4/60 and 9/81
4/60 + 9/81 is 8/45.
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,
9/81 = 9 × 20/81 × 20 = 180/1620 - Add the two like fractions:
108/1620 + 180/1620 = 108 + 180/1620 = 288/1620 - 288/1620 simplified gives 8/45
- So, 4/60 + 9/81 = 8/45
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