Add 18/7 and 24/45
1st number: 2 4/7, 2nd number: 24/45
18/7 + 24/45 is 326/105.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 7 and 45 is 315
Next, find the equivalent fraction of both fractional numbers with denominator 315 - For the 1st fraction, since 7 × 45 = 315,
18/7 = 18 × 45/7 × 45 = 810/315 - Likewise, for the 2nd fraction, since 45 × 7 = 315,
24/45 = 24 × 7/45 × 7 = 168/315 - Add the two like fractions:
810/315 + 168/315 = 810 + 168/315 = 978/315 - 978/315 simplified gives 326/105
- So, 18/7 + 24/45 = 326/105
In mixed form: 311/105
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 36/7+24/45 18/7+48/45 18/14+24/45 18/7+24/90 54/7+24/45 18/7+72/45 18/21+24/45 90/7+24/45 18/35+24/45 18/49+24/45