Add 45/4 and 50/72
1st number: 11 1/4, 2nd number: 50/72
45/4 + 50/72 is 215/18.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 4 and 72 is 72
Next, find the equivalent fraction of both fractional numbers with denominator 72 - For the 1st fraction, since 4 × 18 = 72,
45/4 = 45 × 18/4 × 18 = 810/72 - Likewise, for the 2nd fraction, since 72 × 1 = 72,
50/72 = 50 × 1/72 × 1 = 50/72 - Add the two like fractions:
810/72 + 50/72 = 810 + 50/72 = 860/72 - 860/72 simplified gives 215/18
- So, 45/4 + 50/72 = 215/18
In mixed form: 1117/18
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 90/4+50/72 45/8+50/72 45/12+50/72 45/20+50/72 45/28+50/72