Add 30/4 and 20/18
1st number: 7 2/4, 2nd number: 1 2/18
30/4 + 20/18 is 155/18.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 4 and 18 is 36
Next, find the equivalent fraction of both fractional numbers with denominator 36 - For the 1st fraction, since 4 × 9 = 36,
30/4 = 30 × 9/4 × 9 = 270/36 - Likewise, for the 2nd fraction, since 18 × 2 = 36,
20/18 = 20 × 2/18 × 2 = 40/36 - Add the two like fractions:
270/36 + 40/36 = 270 + 40/36 = 310/36 - 310/36 simplified gives 155/18
- So, 30/4 + 20/18 = 155/18
In mixed form: 811/18
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