Add 18/20 and 8/25
18/20 + 8/25 is 61/50.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 20 and 25 is 100
Next, find the equivalent fraction of both fractional numbers with denominator 100 - For the 1st fraction, since 20 × 5 = 100,
18/20 = 18 × 5/20 × 5 = 90/100 - Likewise, for the 2nd fraction, since 25 × 4 = 100,
8/25 = 8 × 4/25 × 4 = 32/100 - Add the two like fractions:
90/100 + 32/100 = 90 + 32/100 = 122/100 - 122/100 simplified gives 61/50
- So, 18/20 + 8/25 = 61/50
In mixed form: 111/50
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