Add 18/90 and 36/20
1st number: 18/90, 2nd number: 1 16/20
18/90 + 36/20 is 2/1.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 90 and 20 is 180
Next, find the equivalent fraction of both fractional numbers with denominator 180 - For the 1st fraction, since 90 × 2 = 180,
18/90 = 18 × 2/90 × 2 = 36/180 - Likewise, for the 2nd fraction, since 20 × 9 = 180,
36/20 = 36 × 9/20 × 9 = 324/180 - Add the two like fractions:
36/180 + 324/180 = 36 + 324/180 = 360/180 - 360/180 simplified gives 2/1
- So, 18/90 + 36/20 = 2/1
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