Add 27/20 and 36/81
1st number: 1 7/20, 2nd number: 36/81
27/20 + 36/81 is 323/180.
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,
27/20 = 27 × 81/20 × 81 = 2187/1620 - Likewise, for the 2nd fraction, since 81 × 20 = 1620,
36/81 = 36 × 20/81 × 20 = 720/1620 - Add the two like fractions:
2187/1620 + 720/1620 = 2187 + 720/1620 = 2907/1620 - 2907/1620 simplified gives 323/180
- So, 27/20 + 36/81 = 323/180
In mixed form: 1143/180
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