Add 75/20 and 42/30
1st number: 3 15/20, 2nd number: 1 12/30
75/20 + 42/30 is 103/20.
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,
75/20 = 75 × 3/20 × 3 = 225/60 - Likewise, for the 2nd fraction, since 30 × 2 = 60,
42/30 = 42 × 2/30 × 2 = 84/60 - Add the two like fractions:
225/60 + 84/60 = 225 + 84/60 = 309/60 - 309/60 simplified gives 103/20
- So, 75/20 + 42/30 = 103/20
In mixed form: 53/20
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