Halving and doubling

This task is about halving and doubling numbers.

Question 2Change answer

a)  Halve the following numbers:
     i)     half of 4 equals 
     ii)    half of 16 equals 
     iii)   half of 100 equals 
     iv)   half of 80 equals 
     v)    half of 50 equals 

Question 2Change answer

b)  Double the following numbers:
     i)    double 5 equals 
     ii)   double 7 equals 
     iii)  double 20 equals 
     iv)  double 15 equals 
     v)   double 75 equals