Add 18/2 and 8/45
1st number: 9 0/2, 2nd number: 8/45
18/2 + 8/45 is 413/45.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 2 and 45 is 90
Next, find the equivalent fraction of both fractional numbers with denominator 90 - For the 1st fraction, since 2 × 45 = 90,
18/2 = 18 × 45/2 × 45 = 810/90 - Likewise, for the 2nd fraction, since 45 × 2 = 90,
8/45 = 8 × 2/45 × 2 = 16/90 - Add the two like fractions:
810/90 + 16/90 = 810 + 16/90 = 826/90 - 826/90 simplified gives 413/45
- So, 18/2 + 8/45 = 413/45
In mixed form: 98/45
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 36/2+8/45 18/2+16/45 18/4+8/45 18/2+8/90 54/2+8/45 18/2+24/45 18/6+8/45 90/2+8/45 18/2+40/45 18/10+8/45 18/2+56/45 18/14+8/45