Add 84/9 and 40/45
1st number: 9 3/9, 2nd number: 40/45
84/9 + 40/45 is 92/9.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 9 and 45 is 45
Next, find the equivalent fraction of both fractional numbers with denominator 45 - For the 1st fraction, since 9 × 5 = 45,
84/9 = 84 × 5/9 × 5 = 420/45 - Likewise, for the 2nd fraction, since 45 × 1 = 45,
40/45 = 40 × 1/45 × 1 = 40/45 - Add the two like fractions:
420/45 + 40/45 = 420 + 40/45 = 460/45 - 460/45 simplified gives 92/9
- So, 84/9 + 40/45 = 92/9
In mixed form: 102/9
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 84/9+80/45 84/18+40/45 84/9+40/90 84/27+40/45 84/45+40/45 84/63+40/45