Add 75/4 and 28/70
1st number: 18 3/4, 2nd number: 28/70
75/4 + 28/70 is 383/20.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 4 and 70 is 140
Next, find the equivalent fraction of both fractional numbers with denominator 140 - For the 1st fraction, since 4 × 35 = 140,
75/4 = 75 × 35/4 × 35 = 2625/140 - Likewise, for the 2nd fraction, since 70 × 2 = 140,
28/70 = 28 × 2/70 × 2 = 56/140 - Add the two like fractions:
2625/140 + 56/140 = 2625 + 56/140 = 2681/140 - 2681/140 simplified gives 383/20
- So, 75/4 + 28/70 = 383/20
In mixed form: 193/20
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 75/4+56/70 75/8+28/70 75/4+84/70 75/12+28/70 75/20+28/70 75/28+28/70