Add 8/5 and 16/72
1st number: 1 3/5, 2nd number: 16/72
8/5 + 16/72 is 82/45.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 5 and 72 is 360
Next, find the equivalent fraction of both fractional numbers with denominator 360 - For the 1st fraction, since 5 × 72 = 360,
8/5 = 8 × 72/5 × 72 = 576/360 - Likewise, for the 2nd fraction, since 72 × 5 = 360,
16/72 = 16 × 5/72 × 5 = 80/360 - Add the two like fractions:
576/360 + 80/360 = 576 + 80/360 = 656/360 - 656/360 simplified gives 82/45
- So, 8/5 + 16/72 = 82/45
In mixed form: 137/45
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 16/5+16/72 8/5+32/72 8/10+16/72 24/5+16/72 8/5+48/72 8/15+16/72 40/5+16/72 8/5+80/72 8/25+16/72 56/5+16/72 8/35+16/72