Add 2/45 and 6/80
2/45 + 6/80 is 43/360.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 45 and 80 is 720
Next, find the equivalent fraction of both fractional numbers with denominator 720 - For the 1st fraction, since 45 × 16 = 720,
2/45 = 2 × 16/45 × 16 = 32/720 - Likewise, for the 2nd fraction, since 80 × 9 = 720,
6/80 = 6 × 9/80 × 9 = 54/720 - Add the two like fractions:
32/720 + 54/720 = 32 + 54/720 = 86/720 - 86/720 simplified gives 43/360
- So, 2/45 + 6/80 = 43/360
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 4/45+6/80 2/45+12/80 2/90+6/80 6/45+6/80 2/45+18/80 10/45+6/80 2/45+30/80 14/45+6/80 2/45+42/80