Add 10/18 and 45/7
1st number: 10/18, 2nd number: 6 3/7
10/18 + 45/7 is 440/63.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 18 and 7 is 126
Next, find the equivalent fraction of both fractional numbers with denominator 126 - For the 1st fraction, since 18 × 7 = 126,
10/18 = 10 × 7/18 × 7 = 70/126 - Likewise, for the 2nd fraction, since 7 × 18 = 126,
45/7 = 45 × 18/7 × 18 = 810/126 - Add the two like fractions:
70/126 + 810/126 = 70 + 810/126 = 880/126 - 880/126 simplified gives 440/63
- So, 10/18 + 45/7 = 440/63
In mixed form: 662/63
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 20/18+45/7 10/18+90/7 10/36+45/7 10/18+45/14 30/18+45/7 10/54+45/7 10/18+45/21 50/18+45/7 10/90+45/7 10/18+45/35 70/18+45/7 10/18+45/49