Add 20/90 and 6/36
20/90 + 6/36 is 7/18.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 90 and 36 is 180
Next, find the equivalent fraction of both fractional numbers with denominator 180 - For the 1st fraction, since 90 × 2 = 180,
20/90 = 20 × 2/90 × 2 = 40/180 - Likewise, for the 2nd fraction, since 36 × 5 = 180,
6/36 = 6 × 5/36 × 5 = 30/180 - Add the two like fractions:
40/180 + 30/180 = 40 + 30/180 = 70/180 - 70/180 simplified gives 7/18
- So, 20/90 + 6/36 = 7/18
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