Add 40/24 and 45/63
1st number: 1 16/24, 2nd number: 45/63
40/24 + 45/63 is 50/21.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 24 and 63 is 504
Next, find the equivalent fraction of both fractional numbers with denominator 504 - For the 1st fraction, since 24 × 21 = 504,
40/24 = 40 × 21/24 × 21 = 840/504 - Likewise, for the 2nd fraction, since 63 × 8 = 504,
45/63 = 45 × 8/63 × 8 = 360/504 - Add the two like fractions:
840/504 + 360/504 = 840 + 360/504 = 1200/504 - 1200/504 simplified gives 50/21
- So, 40/24 + 45/63 = 50/21
In mixed form: 28/21
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 80/24+45/63 40/24+90/63 40/48+45/63 40/72+45/63