Add 75/42 and 12/24
1st number: 1 33/42, 2nd number: 12/24
75/42 + 12/24 is 16/7.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 42 and 24 is 168
Next, find the equivalent fraction of both fractional numbers with denominator 168 - For the 1st fraction, since 42 × 4 = 168,
75/42 = 75 × 4/42 × 4 = 300/168 - Likewise, for the 2nd fraction, since 24 × 7 = 168,
12/24 = 12 × 7/24 × 7 = 84/168 - Add the two like fractions:
300/168 + 84/168 = 300 + 84/168 = 384/168 - 384/168 simplified gives 16/7
- So, 75/42 + 12/24 = 16/7
In mixed form: 22/7
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 75/84+12/24 75/42+12/48 75/42+36/24 75/42+12/72 75/42+60/24 75/42+84/24