Add 16/5 and 70/8
1st number: 3 1/5, 2nd number: 8 6/8
16/5 + 70/8 is 239/20.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 5 and 8 is 40
Next, find the equivalent fraction of both fractional numbers with denominator 40 - For the 1st fraction, since 5 × 8 = 40,
16/5 = 16 × 8/5 × 8 = 128/40 - Likewise, for the 2nd fraction, since 8 × 5 = 40,
70/8 = 70 × 5/8 × 5 = 350/40 - Add the two like fractions:
128/40 + 350/40 = 128 + 350/40 = 478/40 - 478/40 simplified gives 239/20
- So, 16/5 + 70/8 = 239/20
In mixed form: 1119/20
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 32/5+70/8 16/10+70/8 16/5+70/16 48/5+70/8 16/15+70/8 16/5+70/24 80/5+70/8 16/25+70/8 16/5+70/40 16/35+70/8 16/5+70/56