Add 18/20 and 1/30
18/20 + 1/30 is 14/15.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 20 and 30 is 60
Next, find the equivalent fraction of both fractional numbers with denominator 60 - For the 1st fraction, since 20 × 3 = 60,
18/20 = 18 × 3/20 × 3 = 54/60 - Likewise, for the 2nd fraction, since 30 × 2 = 60,
1/30 = 1 × 2/30 × 2 = 2/60 - Add the two like fractions:
54/60 + 2/60 = 54 + 2/60 = 56/60 - 56/60 simplified gives 14/15
- So, 18/20 + 1/30 = 14/15
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