Add 70/4 and 75/80
1st number: 17 2/4, 2nd number: 75/80
70/4 + 75/80 is 295/16.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 4 and 80 is 80
Next, find the equivalent fraction of both fractional numbers with denominator 80 - For the 1st fraction, since 4 × 20 = 80,
70/4 = 70 × 20/4 × 20 = 1400/80 - Likewise, for the 2nd fraction, since 80 × 1 = 80,
75/80 = 75 × 1/80 × 1 = 75/80 - Add the two like fractions:
1400/80 + 75/80 = 1400 + 75/80 = 1475/80 - 1475/80 simplified gives 295/16
- So, 70/4 + 75/80 = 295/16
In mixed form: 187/16
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 70/8+75/80 70/12+75/80 70/20+75/80 70/28+75/80