Add 63/18 and 45/35
1st number: 3 9/18, 2nd number: 1 10/35
63/18 + 45/35 is 67/14.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 18 and 35 is 630
Next, find the equivalent fraction of both fractional numbers with denominator 630 - For the 1st fraction, since 18 × 35 = 630,
63/18 = 63 × 35/18 × 35 = 2205/630 - Likewise, for the 2nd fraction, since 35 × 18 = 630,
45/35 = 45 × 18/35 × 18 = 810/630 - Add the two like fractions:
2205/630 + 810/630 = 2205 + 810/630 = 3015/630 - 3015/630 simplified gives 67/14
- So, 63/18 + 45/35 = 67/14
In mixed form: 411/14
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 63/18+90/35 63/36+45/35 63/18+45/70 63/54+45/35 63/90+45/35