1Explain what the base of a number system means, using base ten and base five as examples.
2Convert 45 into base two and explain why the remainders are read upwards.
3Why does base two use only the digits 0 and 1, and why do computers use it?
4Add 1011 and 110 in base two without converting, and explain how carrying works.
5How high can you count on ten fingers using binary, and why is it so much more than ten?