What is the result?
2 - 1


1
What is the result?
4 - 3




1
What is the result?
3 - 1



2
What is the result?
3 - 3



0
What is the result?
4 - 1




3
What is the result?
5 - 5





0
What is the result?
5 - 2





3
What is the result?
5 - 3





2
What is the result?
5 - 1





4