Add 40/45 and 24/54
40/45 + 24/54 is 4/3.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 45 and 54 is 270
Next, find the equivalent fraction of both fractional numbers with denominator 270 - For the 1st fraction, since 45 × 6 = 270,
40/45 = 40 × 6/45 × 6 = 240/270 - Likewise, for the 2nd fraction, since 54 × 5 = 270,
24/54 = 24 × 5/54 × 5 = 120/270 - Add the two like fractions:
240/270 + 120/270 = 240 + 120/270 = 360/270 - 360/270 simplified gives 4/3
- So, 40/45 + 24/54 = 4/3
In mixed form: 11/3
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 80/45+24/54 40/45+48/54 40/90+24/54 40/45+72/54