Add 24/28 and 40/45
24/28 + 40/45 is 110/63.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 28 and 45 is 1260
Next, find the equivalent fraction of both fractional numbers with denominator 1260 - For the 1st fraction, since 28 × 45 = 1260,
24/28 = 24 × 45/28 × 45 = 1080/1260 - Likewise, for the 2nd fraction, since 45 × 28 = 1260,
40/45 = 40 × 28/45 × 28 = 1120/1260 - Add the two like fractions:
1080/1260 + 1120/1260 = 1080 + 1120/1260 = 2200/1260 - 2200/1260 simplified gives 110/63
- So, 24/28 + 40/45 = 110/63
In mixed form: 147/63
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 48/28+40/45 24/28+80/45 24/56+40/45 24/28+40/90 72/28+40/45 24/84+40/45