Add 45/42 and 7/3
1st number: 1 3/42, 2nd number: 2 1/3
45/42 + 7/3 is 143/42.
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,
45/42 = 45 × 1/42 × 1 = 45/42 - Likewise, for the 2nd fraction, since 3 × 14 = 42,
7/3 = 7 × 14/3 × 14 = 98/42 - Add the two like fractions:
45/42 + 98/42 = 45 + 98/42 = 143/42 - So, 45/42 + 7/3 = 143/42
In mixed form: 317/42
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 90/42+7/3 45/42+14/3 45/84+7/3 45/42+7/6 45/42+21/3 45/42+7/9 45/42+35/3 45/42+7/15 45/42+49/3 45/42+7/21