Divide all even numbers up to 20 by 2
Divide
Divide multiples of 10 up to 200 (e.g. 130) by 2
Divide
Divide all integers under 20 by 2
Divide
Divide even numbers less than 200 by 2
Divide
Divide integers up to 200 by 2
Divide
Divide multiples of 10 up to 2000 by 2
Divide
Divide even numbers up to 2,000 by 2
Divide
Divide by 4 by halving twice
Divide