Mathematics
JordanSolecki381
34

Eric's notebook has 30 pages he wants to write a number on each page how many digits will he wright when he numbers all the pages in the notebook

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(2) Answers
Dominika

Simple. Just break the idea! You have 9 single digit numbers. Then you have 21 that two digits. Multiply 21 and 2. Afterwards add 9 and there is your answer! 51 digits!

Zania0

there are 9 one-digit bumbers and 21 two-digit numbers 9 + 21×2= 9 + 42 or 51 digits

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