Add 75/42 and 1/70
1st number: 1 33/42, 2nd number: 1/70
75/42 + 1/70 is 9/5.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 42 and 70 is 210
Next, find the equivalent fraction of both fractional numbers with denominator 210 - For the 1st fraction, since 42 × 5 = 210,
75/42 = 75 × 5/42 × 5 = 375/210 - Likewise, for the 2nd fraction, since 70 × 3 = 210,
1/70 = 1 × 3/70 × 3 = 3/210 - Add the two like fractions:
375/210 + 3/210 = 375 + 3/210 = 378/210 - 378/210 simplified gives 9/5
- So, 75/42 + 1/70 = 9/5
In mixed form: 14/5
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 75/42+2/70 75/84+1/70 75/42+3/70 75/42+5/70 75/42+7/70