Add 18/9 and 42/28
1st number: 2 0/9, 2nd number: 1 14/28
18/9 + 42/28 is 7/2.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 9 and 28 is 252
Next, find the equivalent fraction of both fractional numbers with denominator 252 - For the 1st fraction, since 9 × 28 = 252,
18/9 = 18 × 28/9 × 28 = 504/252 - Likewise, for the 2nd fraction, since 28 × 9 = 252,
42/28 = 42 × 9/28 × 9 = 378/252 - Add the two like fractions:
504/252 + 378/252 = 504 + 378/252 = 882/252 - 882/252 simplified gives 7/2
- So, 18/9 + 42/28 = 7/2
In mixed form: 31/2
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