blank divided by 2= 4/10

what is the missing number
if its not 0

To find the missing number in the equation "blank divided by 2 = 4/10," we can solve for the blank by multiplying both sides of the equation by 2. This yields:

(blank divided by 2) * 2 = (4/10) * 2
blank = 8/10

So the missing number is equal to 8/10.