Add 81/36 and 18/9
1st number: 2 9/36, 2nd number: 2 0/9
81/36 + 18/9 is 17/4.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 36 and 9 is 36
Next, find the equivalent fraction of both fractional numbers with denominator 36 - For the 1st fraction, since 36 × 1 = 36,
81/36 = 81 × 1/36 × 1 = 81/36 - Likewise, for the 2nd fraction, since 9 × 4 = 36,
18/9 = 18 × 4/9 × 4 = 72/36 - Add the two like fractions:
81/36 + 72/36 = 81 + 72/36 = 153/36 - 153/36 simplified gives 17/4
- So, 81/36 + 18/9 = 17/4
In mixed form: 41/4
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