Add 80/45 and 40/50
1st number: 1 35/45, 2nd number: 40/50
80/45 + 40/50 is 116/45.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 45 and 50 is 450
Next, find the equivalent fraction of both fractional numbers with denominator 450 - For the 1st fraction, since 45 × 10 = 450,
80/45 = 80 × 10/45 × 10 = 800/450 - Likewise, for the 2nd fraction, since 50 × 9 = 450,
40/50 = 40 × 9/50 × 9 = 360/450 - Add the two like fractions:
800/450 + 360/450 = 800 + 360/450 = 1160/450 - 1160/450 simplified gives 116/45
- So, 80/45 + 40/50 = 116/45
In mixed form: 226/45
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 80/45+80/50 80/90+40/50