Add 30/20 and 42/25
1st number: 1 10/20, 2nd number: 1 17/25
30/20 + 42/25 is 159/50.
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,
30/20 = 30 × 5/20 × 5 = 150/100 - Likewise, for the 2nd fraction, since 25 × 4 = 100,
42/25 = 42 × 4/25 × 4 = 168/100 - Add the two like fractions:
150/100 + 168/100 = 150 + 168/100 = 318/100 - 318/100 simplified gives 159/50
- So, 30/20 + 42/25 = 159/50
In mixed form: 39/50
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