An equivalent fraction of a given fraction can be obtained by multiplying/dividing its numerator and denominator by the same number (other than zero).
812
Here, the numerator is 8. To convert it into 4, we have to divide both the numerator and denominator by 2 to get the equivalent fraction.
∴812=8÷212÷2
=46
Given,
812=4?=46
?→6
The missing number is 6