Add 5/70 and 10/4, Solve 5/70 + 2 2/4 as a fraction

Add 5/70 and 10/4

1^st number: 5/70, 2^nd number: 2 2/4

5/70 + 10/4 is 18/7.

Find the least common denominator or LCM of the two denominators:
LCM of 70 and 4 is 140

Next, find the equivalent fraction of both fractional numbers with denominator 140
For the 1st fraction, since 70 × 2 = 140,
5/70 = 5 × 2/70 × 2 = 10/140
Likewise, for the 2nd fraction, since 4 × 35 = 140,
10/4 = 10 × 35/4 × 35 = 350/140
Add the two like fractions:
10/140 + 350/140 = 10 + 350/140 = 360/140
360/140 simplified gives 18/7
So, 5/70 + 10/4 = 18/7
In mixed form: 24/7

MathStep (Works offline)

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