Add 30/10 and 42/4
1st number: 3 0/10, 2nd number: 10 2/4
30/10 + 42/4 is 27/2.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 10 and 4 is 20
Next, find the equivalent fraction of both fractional numbers with denominator 20 - For the 1st fraction, since 10 × 2 = 20,
30/10 = 30 × 2/10 × 2 = 60/20 - Likewise, for the 2nd fraction, since 4 × 5 = 20,
42/4 = 42 × 5/4 × 5 = 210/20 - Add the two like fractions:
60/20 + 210/20 = 60 + 210/20 = 270/20 - 270/20 simplified gives 27/2
- So, 30/10 + 42/4 = 27/2
In mixed form: 131/2
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