Add 10/18 and 63/5
1st number: 10/18, 2nd number: 12 3/5
10/18 + 63/5 is 592/45.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 18 and 5 is 90
Next, find the equivalent fraction of both fractional numbers with denominator 90 - For the 1st fraction, since 18 × 5 = 90,
10/18 = 10 × 5/18 × 5 = 50/90 - Likewise, for the 2nd fraction, since 5 × 18 = 90,
63/5 = 63 × 18/5 × 18 = 1134/90 - Add the two like fractions:
50/90 + 1134/90 = 50 + 1134/90 = 1184/90 - 1184/90 simplified gives 592/45
- So, 10/18 + 63/5 = 592/45
In mixed form: 137/45
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 20/18+63/5 10/36+63/5 10/18+63/10 30/18+63/5 10/54+63/5 10/18+63/15 50/18+63/5 10/90+63/5 10/18+63/25 70/18+63/5 10/18+63/35