How many digits 1 through1000?

Answer 1

2893 digits in all, made up as follows:

9 1-digit numbers (1 to 9) = 1*9 = 9 digits

90 2-digit numbers (10 to 99) = 2*90 = 180 digits

900 3-digit numbers (100 to 999) = 3*900 = 270 digit

1 4-digit number (1000) = 4*1 = 4 digits