Add 3/70 and 27/42
3/70 + 27/42 is 24/35.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 70 and 42 is 210
Next, find the equivalent fraction of both fractional numbers with denominator 210 - For the 1st fraction, since 70 × 3 = 210,
3/70 = 3 × 3/70 × 3 = 9/210 - Likewise, for the 2nd fraction, since 42 × 5 = 210,
27/42 = 27 × 5/42 × 5 = 135/210 - Add the two like fractions:
9/210 + 135/210 = 9 + 135/210 = 144/210 - 144/210 simplified gives 24/35
- So, 3/70 + 27/42 = 24/35
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 6/70+27/42 3/70+54/42 3/70+27/84 9/70+27/42 3/70+81/42 15/70+27/42 21/70+27/42