Add 10/70 and 5/4
1st number: 10/70, 2nd number: 1 1/4
10/70 + 5/4 is 39/28.
Steps for adding fractions
- 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,
10/70 = 10 × 2/70 × 2 = 20/140 - Likewise, for the 2nd fraction, since 4 × 35 = 140,
5/4 = 5 × 35/4 × 35 = 175/140 - Add the two like fractions:
20/140 + 175/140 = 20 + 175/140 = 195/140 - 195/140 simplified gives 39/28
- So, 10/70 + 5/4 = 39/28
In mixed form: 111/28
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 20/70+5/4 10/70+10/4 10/70+5/8 30/70+5/4 10/70+15/4 10/70+5/12 50/70+5/4 10/70+25/4 10/70+5/20 10/70+35/4 10/70+5/28