Add 18/63 and 42/28
1st number: 18/63, 2nd number: 1 14/28
18/63 + 42/28 is 25/14.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 63 and 28 is 252
Next, find the equivalent fraction of both fractional numbers with denominator 252 - For the 1st fraction, since 63 × 4 = 252,
18/63 = 18 × 4/63 × 4 = 72/252 - Likewise, for the 2nd fraction, since 28 × 9 = 252,
42/28 = 42 × 9/28 × 9 = 378/252 - Add the two like fractions:
72/252 + 378/252 = 72 + 378/252 = 450/252 - 450/252 simplified gives 25/14
- So, 18/63 + 42/28 = 25/14
In mixed form: 111/14
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