Add 20/36 and 18/30
20/36 + 18/30 is 52/45.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 36 and 30 is 180
Next, find the equivalent fraction of both fractional numbers with denominator 180 - For the 1st fraction, since 36 × 5 = 180,
20/36 = 20 × 5/36 × 5 = 100/180 - Likewise, for the 2nd fraction, since 30 × 6 = 180,
18/30 = 18 × 6/30 × 6 = 108/180 - Add the two like fractions:
100/180 + 108/180 = 100 + 108/180 = 208/180 - 208/180 simplified gives 52/45
- So, 20/36 + 18/30 = 52/45
In mixed form: 17/45
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