Add 40/42 and 7/50
40/42 + 7/50 is 1147/1050.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 42 and 50 is 1050
Next, find the equivalent fraction of both fractional numbers with denominator 1050 - For the 1st fraction, since 42 × 25 = 1050,
40/42 = 40 × 25/42 × 25 = 1000/1050 - Likewise, for the 2nd fraction, since 50 × 21 = 1050,
7/50 = 7 × 21/50 × 21 = 147/1050 - Add the two like fractions:
1000/1050 + 147/1050 = 1000 + 147/1050 = 1147/1050 - So, 40/42 + 7/50 = 1147/1050
In mixed form: 197/1050
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 80/42+7/50 40/42+14/50 40/84+7/50 40/42+21/50 40/42+35/50 40/42+49/50