Numbers can be written in 2 ways – FIGURES or
WORDS
Example: 123 763 or one hundred twenty three
thousand seven hundred sixty three.
When writing a number we write its name and its place
value.

Ex: 400 = four hundred
Digits in the tens place are pronounced differently. They
include: twenty (20), thirty (30), forty (40), fifty (50), sixty
(60), seventy (70), eighty (80), and ninety (90).

Ex: 5 060 = five thousand sixty
23 580
Million
Hundred
Ten
One
Hundred
Ten
One
5
8
0
Thousand Thousand Thousand
2
3

When reading a number the zeros are not pronounced
Ex: 206 = two hundred six
not
two hundred zero tens six
Million
Hundred
Ten
One
Hundred
Ten
One
5
8
0
Five
hundred
eighty
Thousand Thousand Thousand
2
3
Twenty
Three
thousand thousand
Million
Hundred
Ten
One
Hundred
Ten
One
Thousand Thousand Thousand
3
2
5
1
8
5
6
6
0
5
0
2
9
1 058
12 869
3 010
725 369
1 256 170
We put a space every 3 digits from the right, starting
with the decimal point if there is one.


Minus (-) sometimes comes before a number
If there is a decimal point, we don’t use tens,
hundreds, thousands, etc to say the numbers after the
point, we just list the digits
•
Ex: 17.456 is seventeen point four five six, not
Seventeen point four hundred and fifty-six