Add 3/4 and 70/35, Solve 3/4 + 2 0/35 as a fraction

Add 3/4 and 70/35

1^st number: 3/4, 2^nd number: 2 0/35

3/4 + 70/35 is 11/4.

Find the least common denominator or LCM of the two denominators:
LCM of 4 and 35 is 140

Next, find the equivalent fraction of both fractional numbers with denominator 140
For the 1st fraction, since 4 × 35 = 140,
3/4 = 3 × 35/4 × 35 = 105/140
Likewise, for the 2nd fraction, since 35 × 4 = 140,
70/35 = 70 × 4/35 × 4 = 280/140
Add the two like fractions:
105/140 + 280/140 = 105 + 280/140 = 385/140
385/140 simplified gives 11/4
So, 3/4 + 70/35 = 11/4
In mixed form: 23/4

MathStep (Works offline)

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