Add 20/90 and 3/6
20/90 + 3/6 is 13/18.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 90 and 6 is 90
Next, find the equivalent fraction of both fractional numbers with denominator 90 - For the 1st fraction, since 90 × 1 = 90,
20/90 = 20 × 1/90 × 1 = 20/90 - Likewise, for the 2nd fraction, since 6 × 15 = 90,
3/6 = 3 × 15/6 × 15 = 45/90 - Add the two like fractions:
20/90 + 45/90 = 20 + 45/90 = 65/90 - 65/90 simplified gives 13/18
- So, 20/90 + 3/6 = 13/18
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