DAY 396

Use the number 23 four different times to equal 24.

Answer:

23 x 23 = 529. This means that 529 divided by 23 = 23. To get a quotient of 24, you would have to add 23 to the dividend. 

So 23 x 23 = 529
529 + 23 = 552
552/23 = 24