Add 18/42 and 75/3
1st number: 18/42, 2nd number: 25 0/3
18/42 + 75/3 is 178/7.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 42 and 3 is 42
Next, find the equivalent fraction of both fractional numbers with denominator 42 - For the 1st fraction, since 42 × 1 = 42,
18/42 = 18 × 1/42 × 1 = 18/42 - Likewise, for the 2nd fraction, since 3 × 14 = 42,
75/3 = 75 × 14/3 × 14 = 1050/42 - Add the two like fractions:
18/42 + 1050/42 = 18 + 1050/42 = 1068/42 - 1068/42 simplified gives 178/7
- So, 18/42 + 75/3 = 178/7
In mixed form: 253/7
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 36/42+75/3 18/84+75/3 18/42+75/6 54/42+75/3 18/42+75/9 90/42+75/3 18/42+75/15 18/42+75/21