Add 42/3 and 7/70
1st number: 14 0/3, 2nd number: 7/70
42/3 + 7/70 is 141/10.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 3 and 70 is 210
Next, find the equivalent fraction of both fractional numbers with denominator 210 - For the 1st fraction, since 3 × 70 = 210,
42/3 = 42 × 70/3 × 70 = 2940/210 - Likewise, for the 2nd fraction, since 70 × 3 = 210,
7/70 = 7 × 3/70 × 3 = 21/210 - Add the two like fractions:
2940/210 + 21/210 = 2940 + 21/210 = 2961/210 - 2961/210 simplified gives 141/10
- So, 42/3 + 7/70 = 141/10
In mixed form: 141/10
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 84/3+7/70 42/3+14/70 42/6+7/70 42/3+21/70 42/9+7/70 42/3+35/70 42/15+7/70 42/3+49/70 42/21+7/70