Add 30/10 and 42/5
1st number: 3 0/10, 2nd number: 8 2/5
30/10 + 42/5 is 57/5.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 10 and 5 is 10
Next, find the equivalent fraction of both fractional numbers with denominator 10 - For the 1st fraction, since 10 × 1 = 10,
30/10 = 30 × 1/10 × 1 = 30/10 - Likewise, for the 2nd fraction, since 5 × 2 = 10,
42/5 = 42 × 2/5 × 2 = 84/10 - Add the two like fractions:
30/10 + 84/10 = 30 + 84/10 = 114/10 - 114/10 simplified gives 57/5
- So, 30/10 + 42/5 = 57/5
In mixed form: 112/5
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