Add 3/50 and 7/42
3/50 + 7/42 is 17/75.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 50 and 42 is 1050
Next, find the equivalent fraction of both fractional numbers with denominator 1050 - For the 1st fraction, since 50 × 21 = 1050,
3/50 = 3 × 21/50 × 21 = 63/1050 - Likewise, for the 2nd fraction, since 42 × 25 = 1050,
7/42 = 7 × 25/42 × 25 = 175/1050 - Add the two like fractions:
63/1050 + 175/1050 = 63 + 175/1050 = 238/1050 - 238/1050 simplified gives 17/75
- So, 3/50 + 7/42 = 17/75
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 6/50+7/42 3/50+14/42 3/50+7/84 9/50+7/42 3/50+21/42 15/50+7/42 3/50+35/42 21/50+7/42 3/50+49/42