Add 1/20 and 1/36
1/20 + 1/36 is 7/90.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 20 and 36 is 180
Next, find the equivalent fraction of both fractional numbers with denominator 180 - For the 1st fraction, since 20 × 9 = 180,
1/20 = 1 × 9/20 × 9 = 9/180 - Likewise, for the 2nd fraction, since 36 × 5 = 180,
1/36 = 1 × 5/36 × 5 = 5/180 - Add the two like fractions:
9/180 + 5/180 = 9 + 5/180 = 14/180 - 14/180 simplified gives 7/90
- So, 1/20 + 1/36 = 7/90
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