Add 16/5 and 70/80
1st number: 3 1/5, 2nd number: 70/80
16/5 + 70/80 is 163/40.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 5 and 80 is 80
Next, find the equivalent fraction of both fractional numbers with denominator 80 - For the 1st fraction, since 5 × 16 = 80,
16/5 = 16 × 16/5 × 16 = 256/80 - Likewise, for the 2nd fraction, since 80 × 1 = 80,
70/80 = 70 × 1/80 × 1 = 70/80 - Add the two like fractions:
256/80 + 70/80 = 256 + 70/80 = 326/80 - 326/80 simplified gives 163/40
- So, 16/5 + 70/80 = 163/40
In mixed form: 43/40
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 32/5+70/80 16/10+70/80 48/5+70/80 16/15+70/80 80/5+70/80 16/25+70/80 16/35+70/80