Add 20/15 and 18/36
1st number: 1 5/15, 2nd number: 18/36
20/15 + 18/36 is 11/6.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 15 and 36 is 180
Next, find the equivalent fraction of both fractional numbers with denominator 180 - For the 1st fraction, since 15 × 12 = 180,
20/15 = 20 × 12/15 × 12 = 240/180 - Likewise, for the 2nd fraction, since 36 × 5 = 180,
18/36 = 18 × 5/36 × 5 = 90/180 - Add the two like fractions:
240/180 + 90/180 = 240 + 90/180 = 330/180 - 330/180 simplified gives 11/6
- So, 20/15 + 18/36 = 11/6
In mixed form: 15/6
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