Add 14/40 and 45/48
14/40 + 45/48 is 103/80.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 40 and 48 is 240
Next, find the equivalent fraction of both fractional numbers with denominator 240 - For the 1st fraction, since 40 × 6 = 240,
14/40 = 14 × 6/40 × 6 = 84/240 - Likewise, for the 2nd fraction, since 48 × 5 = 240,
45/48 = 45 × 5/48 × 5 = 225/240 - Add the two like fractions:
84/240 + 225/240 = 84 + 225/240 = 309/240 - 309/240 simplified gives 103/80
- So, 14/40 + 45/48 = 103/80
In mixed form: 123/80
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 28/40+45/48 14/40+90/48 14/80+45/48 14/40+45/96 42/40+45/48 70/40+45/48 98/40+45/48