Add 45/8 and 10/18
1st number: 5 5/8, 2nd number: 10/18
45/8 + 10/18 is 445/72.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 8 and 18 is 72
Next, find the equivalent fraction of both fractional numbers with denominator 72 - For the 1st fraction, since 8 × 9 = 72,
45/8 = 45 × 9/8 × 9 = 405/72 - Likewise, for the 2nd fraction, since 18 × 4 = 72,
10/18 = 10 × 4/18 × 4 = 40/72 - Add the two like fractions:
405/72 + 40/72 = 405 + 40/72 = 445/72 - So, 45/8 + 10/18 = 445/72
In mixed form: 613/72
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 90/8+10/18 45/8+20/18 45/16+10/18 45/8+10/36 45/8+30/18 45/24+10/18 45/8+10/54 45/8+50/18 45/40+10/18 45/8+10/90 45/8+70/18 45/56+10/18