Add 10/8 and 75/18
1st number: 1 2/8, 2nd number: 4 3/18
10/8 + 75/18 is 65/12.
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,
10/8 = 10 × 9/8 × 9 = 90/72 - Likewise, for the 2nd fraction, since 18 × 4 = 72,
75/18 = 75 × 4/18 × 4 = 300/72 - Add the two like fractions:
90/72 + 300/72 = 90 + 300/72 = 390/72 - 390/72 simplified gives 65/12
- So, 10/8 + 75/18 = 65/12
In mixed form: 55/12
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 20/8+75/18 10/16+75/18 10/8+75/36 30/8+75/18 10/24+75/18 10/8+75/54 50/8+75/18 10/40+75/18 10/8+75/90 70/8+75/18 10/56+75/18