Add 75/42 and 3/70
1st number: 1 33/42, 2nd number: 3/70
75/42 + 3/70 is 64/35.
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,
3/70 = 3 × 3/70 × 3 = 9/210 - Add the two like fractions:
375/210 + 9/210 = 375 + 9/210 = 384/210 - 384/210 simplified gives 64/35
- So, 75/42 + 3/70 = 64/35
In mixed form: 129/35
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 75/42+6/70 75/84+3/70 75/42+9/70 75/42+15/70 75/42+21/70