Add 16/24 and 45/21
1st number: 16/24, 2nd number: 2 3/21
16/24 + 45/21 is 59/21.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 24 and 21 is 168
Next, find the equivalent fraction of both fractional numbers with denominator 168 - For the 1st fraction, since 24 × 7 = 168,
16/24 = 16 × 7/24 × 7 = 112/168 - Likewise, for the 2nd fraction, since 21 × 8 = 168,
45/21 = 45 × 8/21 × 8 = 360/168 - Add the two like fractions:
112/168 + 360/168 = 112 + 360/168 = 472/168 - 472/168 simplified gives 59/21
- So, 16/24 + 45/21 = 59/21
In mixed form: 217/21
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 32/24+45/21 16/24+90/21 16/48+45/21 16/24+45/42 48/24+45/21 16/72+45/21 16/24+45/63 80/24+45/21