Add 42/24 and 20/18
1st number: 1 18/24, 2nd number: 1 2/18
42/24 + 20/18 is 103/36.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 24 and 18 is 72
Next, find the equivalent fraction of both fractional numbers with denominator 72 - For the 1st fraction, since 24 × 3 = 72,
42/24 = 42 × 3/24 × 3 = 126/72 - Likewise, for the 2nd fraction, since 18 × 4 = 72,
20/18 = 20 × 4/18 × 4 = 80/72 - Add the two like fractions:
126/72 + 80/72 = 126 + 80/72 = 206/72 - 206/72 simplified gives 103/36
- So, 42/24 + 20/18 = 103/36
In mixed form: 231/36
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