Add 50/45 and 40/15
1st number: 1 5/45, 2nd number: 2 10/15
50/45 + 40/15 is 34/9.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 45 and 15 is 45
Next, find the equivalent fraction of both fractional numbers with denominator 45 - For the 1st fraction, since 45 × 1 = 45,
50/45 = 50 × 1/45 × 1 = 50/45 - Likewise, for the 2nd fraction, since 15 × 3 = 45,
40/15 = 40 × 3/15 × 3 = 120/45 - Add the two like fractions:
50/45 + 120/45 = 50 + 120/45 = 170/45 - 170/45 simplified gives 34/9
- So, 50/45 + 40/15 = 34/9
In mixed form: 37/9
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 50/45+80/15 50/90+40/15 50/45+40/30 50/45+40/45 50/45+40/75