Add 18/20 and 72/50
1st number: 18/20, 2nd number: 1 22/50
18/20 + 72/50 is 117/50.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 20 and 50 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 50 × 2 = 100,
72/50 = 72 × 2/50 × 2 = 144/100 - Add the two like fractions:
90/100 + 144/100 = 90 + 144/100 = 234/100 - 234/100 simplified gives 117/50
- So, 18/20 + 72/50 = 117/50
In mixed form: 217/50
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