Add 3/72 and 45/4
1st number: 3/72, 2nd number: 11 1/4
3/72 + 45/4 is 271/24.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 72 and 4 is 72
Next, find the equivalent fraction of both fractional numbers with denominator 72 - For the 1st fraction, since 72 × 1 = 72,
3/72 = 3 × 1/72 × 1 = 3/72 - Likewise, for the 2nd fraction, since 4 × 18 = 72,
45/4 = 45 × 18/4 × 18 = 810/72 - Add the two like fractions:
3/72 + 810/72 = 3 + 810/72 = 813/72 - 813/72 simplified gives 271/24
- So, 3/72 + 45/4 = 271/24
In mixed form: 117/24
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 6/72+45/4 3/72+90/4 3/72+45/8 9/72+45/4 3/72+45/12 15/72+45/4 3/72+45/20 21/72+45/4 3/72+45/28