Add 42/75 and 3/70
42/75 + 3/70 is 211/350.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 75 and 70 is 1050
Next, find the equivalent fraction of both fractional numbers with denominator 1050 - For the 1st fraction, since 75 × 14 = 1050,
42/75 = 42 × 14/75 × 14 = 588/1050 - Likewise, for the 2nd fraction, since 70 × 15 = 1050,
3/70 = 3 × 15/70 × 15 = 45/1050 - Add the two like fractions:
588/1050 + 45/1050 = 588 + 45/1050 = 633/1050 - 633/1050 simplified gives 211/350
- So, 42/75 + 3/70 = 211/350
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 84/75+3/70 42/75+6/70 42/75+9/70 42/75+15/70 42/75+21/70