Add 20/30 and 42/24
1st number: 20/30, 2nd number: 1 18/24
20/30 + 42/24 is 29/12.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 30 and 24 is 120
Next, find the equivalent fraction of both fractional numbers with denominator 120 - For the 1st fraction, since 30 × 4 = 120,
20/30 = 20 × 4/30 × 4 = 80/120 - Likewise, for the 2nd fraction, since 24 × 5 = 120,
42/24 = 42 × 5/24 × 5 = 210/120 - Add the two like fractions:
80/120 + 210/120 = 80 + 210/120 = 290/120 - 290/120 simplified gives 29/12
- So, 20/30 + 42/24 = 29/12
In mixed form: 25/12
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