Add 40/2 and 40/90
1st number: 20 0/2, 2nd number: 40/90
40/2 + 40/90 is 184/9.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 2 and 90 is 90
Next, find the equivalent fraction of both fractional numbers with denominator 90 - For the 1st fraction, since 2 × 45 = 90,
40/2 = 40 × 45/2 × 45 = 1800/90 - Likewise, for the 2nd fraction, since 90 × 1 = 90,
40/90 = 40 × 1/90 × 1 = 40/90 - Add the two like fractions:
1800/90 + 40/90 = 1800 + 40/90 = 1840/90 - 1840/90 simplified gives 184/9
- So, 40/2 + 40/90 = 184/9
In mixed form: 204/9
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 80/2+40/90 40/2+80/90 40/4+40/90 40/6+40/90 40/10+40/90 40/14+40/90