Add 6/42 and 70/5, Solve 6/42 + 14 0/5 as a fraction

Add 6/42 and 70/5

1^st number: 6/42, 2^nd number: 14 0/5

6/42 + 70/5 is 99/7.

Find the least common denominator or LCM of the two denominators:
LCM of 42 and 5 is 210

Next, find the equivalent fraction of both fractional numbers with denominator 210
For the 1st fraction, since 42 × 5 = 210,
6/42 = 6 × 5/42 × 5 = 30/210
Likewise, for the 2nd fraction, since 5 × 42 = 210,
70/5 = 70 × 42/5 × 42 = 2940/210
Add the two like fractions:
30/210 + 2940/210 = 30 + 2940/210 = 2970/210
2970/210 simplified gives 99/7
So, 6/42 + 70/5 = 99/7
In mixed form: 141/7

MathStep (Works offline)

Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad