Add 14/20 and 9/81
14/20 + 9/81 is 73/90.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 20 and 81 is 1620
Next, find the equivalent fraction of both fractional numbers with denominator 1620 - For the 1st fraction, since 20 × 81 = 1620,
14/20 = 14 × 81/20 × 81 = 1134/1620 - Likewise, for the 2nd fraction, since 81 × 20 = 1620,
9/81 = 9 × 20/81 × 20 = 180/1620 - Add the two like fractions:
1134/1620 + 180/1620 = 1134 + 180/1620 = 1314/1620 - 1314/1620 simplified gives 73/90
- So, 14/20 + 9/81 = 73/90
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