Add 14/40 and 45/9
1st number: 14/40, 2nd number: 5 0/9
14/40 + 45/9 is 107/20.
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,
14/40 = 14 × 9/40 × 9 = 126/360 - Likewise, for the 2nd fraction, since 9 × 40 = 360,
45/9 = 45 × 40/9 × 40 = 1800/360 - Add the two like fractions:
126/360 + 1800/360 = 126 + 1800/360 = 1926/360 - 1926/360 simplified gives 107/20
- So, 14/40 + 45/9 = 107/20
In mixed form: 57/20
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 28/40+45/9 14/40+90/9 14/80+45/9 14/40+45/18 42/40+45/9 14/40+45/27 70/40+45/9 98/40+45/9 14/40+45/63