Add 75/18 and 21/36
1st number: 4 3/18, 2nd number: 21/36
75/18 + 21/36 is 19/4.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 18 and 36 is 36
Next, find the equivalent fraction of both fractional numbers with denominator 36 - For the 1st fraction, since 18 × 2 = 36,
75/18 = 75 × 2/18 × 2 = 150/36 - Likewise, for the 2nd fraction, since 36 × 1 = 36,
21/36 = 21 × 1/36 × 1 = 21/36 - Add the two like fractions:
150/36 + 21/36 = 150 + 21/36 = 171/36 - 171/36 simplified gives 19/4
- So, 75/18 + 21/36 = 19/4
In mixed form: 43/4
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