Add 1/42 and 10/75
1/42 + 10/75 is 11/70.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 42 and 75 is 1050
Next, find the equivalent fraction of both fractional numbers with denominator 1050 - For the 1st fraction, since 42 × 25 = 1050,
1/42 = 1 × 25/42 × 25 = 25/1050 - Likewise, for the 2nd fraction, since 75 × 14 = 1050,
10/75 = 10 × 14/75 × 14 = 140/1050 - Add the two like fractions:
25/1050 + 140/1050 = 25 + 140/1050 = 165/1050 - 165/1050 simplified gives 11/70
- So, 1/42 + 10/75 = 11/70
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 2/42+10/75 1/42+20/75 1/84+10/75 3/42+10/75 1/42+30/75 5/42+10/75 1/42+50/75 7/42+10/75 1/42+70/75