Add 81/36 and 18/10
1st number: 2 9/36, 2nd number: 1 8/10
81/36 + 18/10 is 81/20.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 36 and 10 is 180
Next, find the equivalent fraction of both fractional numbers with denominator 180 - For the 1st fraction, since 36 × 5 = 180,
81/36 = 81 × 5/36 × 5 = 405/180 - Likewise, for the 2nd fraction, since 10 × 18 = 180,
18/10 = 18 × 18/10 × 18 = 324/180 - Add the two like fractions:
405/180 + 324/180 = 405 + 324/180 = 729/180 - 729/180 simplified gives 81/20
- So, 81/36 + 18/10 = 81/20
In mixed form: 41/20
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