Add 45/40 and 49/9
1st number: 1 5/40, 2nd number: 5 4/9
45/40 + 49/9 is 473/72.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 40 and 9 is 360
Next, find the equivalent fraction of both fractional numbers with denominator 360 - For the 1st fraction, since 40 × 9 = 360,
45/40 = 45 × 9/40 × 9 = 405/360 - Likewise, for the 2nd fraction, since 9 × 40 = 360,
49/9 = 49 × 40/9 × 40 = 1960/360 - Add the two like fractions:
405/360 + 1960/360 = 405 + 1960/360 = 2365/360 - 2365/360 simplified gives 473/72
- So, 45/40 + 49/9 = 473/72
In mixed form: 641/72
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 90/40+49/9 45/40+98/9 45/80+49/9 45/40+49/18 45/40+49/27 45/40+49/45 45/40+49/63