Question

The seventh book in the harry potter series has 759 pages. How many 2s were used when typing the page numbers?

Answer 1

each ten has one two. that is 76.
each hundred has one twenty, so that is 10 for each hundred (20,21, ..) 80
each thousand has a 200, 201, so that is another 100

I count 100+80+76

check my thinking.

Answer 2

every 100 has 20 2's except in the 200's there are 120 2's

Answer 3

umm i think u added wrong cause i got 255 and u got 256