Question

how many keystroke are needed to type numbers from 1-1000 on a standard keyboard

Answer 1

how many keystrokes are needed to type number from 1- 1000 on a standard keyboard ??

ANS: totally therefore 9 + 180 +2700 +4

=2893

Answer 2

Answer:

Step-by-step explanation:

There are 9 single digit numbers from 1-9 so 9 keystrokes,

Next from 10 to 99 two digit numbers so 90×2 = 180 Keystrokes,

Next from 100 to 999 three digit numbers so 900×3 =2700

And last number 1000 have 4 digits

So 1×4= 4

So total number of Keystrokes needed are

9 + 180 + 2700 + 4 = 2893