Add 84/40 and 5/45
1st number: 2 4/40, 2nd number: 5/45
84/40 + 5/45 is 199/90.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 40 and 45 is 360
Next, find the equivalent fraction of both fractional numbers with denominator 360 - For the 1st fraction, since 40 × 9 = 360,
84/40 = 84 × 9/40 × 9 = 756/360 - Likewise, for the 2nd fraction, since 45 × 8 = 360,
5/45 = 5 × 8/45 × 8 = 40/360 - Add the two like fractions:
756/360 + 40/360 = 756 + 40/360 = 796/360 - 796/360 simplified gives 199/90
- So, 84/40 + 5/45 = 199/90
In mixed form: 219/90
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 84/40+10/45 84/80+5/45 84/40+5/90 84/40+15/45 84/40+25/45 84/40+35/45