The document discusses the basics of the number system used in math called "base 10". It explains that this system uses 10 digits (0-9) and the concept of place value where each place represents a different value (ones, tens, hundreds, etc.). It provides examples of writing out numbers in expanded form using place value and comparing the size of numbers.

1. Numbers

3. Basic Number System
The number system that we use in math
is called “base 10”
0 1 2 3 4 5 6 7 8 9
Digits

4. Place Value Chart
1
1
1
1
1
1
1
1
1
1
Ones
10
Tens
10
10
10
10
10
10
10
10
10
100
Hundreds
100
100
100
100
100
100
100
100
100
1000
Thousand
10
000
Ten
Thousands
100
000
Hundred
Thousands
1000
1000
1000
1000
1000
1000
1000
1000
1000
10
000
10
000
10
000
10
000
10
000
10
000
10
000
10
000
10
000
100
000
100
000
100
000
100
000
100
000
100
000
100
000
100
000
100
000
Million
1 000
000
1 000
000
1 000
000
1 000
000
1 000
000
1 000
000
1 000
000
1 000
000
1 000
000
1 000
000
Ten
Million
10 000
000
10 000
000
10 000
000
10 000
000
10 000
000
10 000
000
10 000
000
10 000
000
10 000
000
10 000
000
Lakh
Ten Lakh
Crore

6. 1 Ten Million 3 Millions 1 Hundred Thousands 2 Hundreds
4 Tens 2 Ones
10 000 000 3 000 000 100 000 200
40 5
Ten
Millions
Millions Hundred
Thousands
Ten
Thousands
Thousands Hundreds Tens Ones
4 Ten Thousand
40 000
5 Thousand
Crore Ten Lakh Lakh Ten
Thousands
Thousands Hundreds Tens Ones
5 000
1
1
10
10
10
10
100
100
1000
10
000
100
000
1 000
000
10 000
000
1000
1000
10
000
1000
10
000
10
000
1 000
000
1 000
000
1000
Crore
10 000 000
3 Ten Lakhs
30 00 000
1 Lakh
1 00 000

7. Crore Ten Lakh Lakh Ten
Thousands
Thousands Hundreds Tens Ones
Ten
Millions
Millions Hundred
Thousands
Ten
Thousands
Thousands Hundreds Tens Ones
1
10
100
1000
10
000
100
000
1 000
000
10 000
000
1
10
100
1000
10
000
100
000
1 000
000
10 000
000
1
100
100
1000
1000
10
000
10
000
100
000
1 000
000
1 000
000
__ Ten Million
__ Tens __ Ones
___ ___
__ Ten Thousand
________
__ Thousand
_______
_________
__ Millions
________
__ Hundred Thousand
___________
__ Hundreds
______
__ Crore
__ Tens __ Ones
___ ___
__ Ten Thousand
________
__ Thousand
_______
_________
__ Ten Lakh
________
__ Lakh
___________
__ Hundreds
______

8. The total money I have saved in a year is Rs. 548 145
Hundred
Thousand
Ten
Thousand
Thousand Hundred Tens Ones
__ Hundred Thousand __ Ten Thousands __ Thousands __ Hundreds __ Tens __ Ones
________ ________ ______ _____ ____ __

9. The digit ___ is in the _________ place.
It is stands for ______

10. Hundred
Thousand
Ten
Thousand
Thousand Hundred Tens Ones
5 8 4 2 3 1
3 5 4 8 3 1
5
3
5 is greater that 3
584231 is greater that 354831
Which number is greater.

11. Hundred
Thousand
Ten
Thousand
Thousand Hundred Tens Ones
5 8 4 2 5 2
5 8 4 8 3 1
2
8
8 is greater that 2
584831 is greater that 584251
Which number is greater.

12. Hundred
Thousand
Ten
Thousand
Thousand Hundred Tens Ones
5 8 4 2 5 2
5 8 4 8 3 1
5 8 4 2 5 2
The Greatest Number is ____________
The Smallest Number is ____________
Which number is the greatest and the smallest.