How do you represent decimal numbers in expanded notation?
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Transcript of How do you represent decimal numbers in expanded notation?
How do you represent decimal numbers in expanded notation?
In this lesson you will learn how to read and write numbers to the thousandths in expanded
notation by using base ten blocks.
Let’s Review
The value of a digit depends upon its position in a number. You can find the value of a digit
by multiplying it by its place.
Millions Thousands Ones Thousandths
Hundred Millions
Ten Millions
Millions
Hundred Thousands
Ten Thousands
Thousands
Hundreds
Tens Ones
.
Tenths
Hundredths
Thousandths
.8 4 13,
(3 x 1,000) + (8 x 100)
+ (4 x 10)
+ (1 x 1)
0 0 03, 8 0 03, 8 4 03, 8 4 13,
Core Lesson
2.4862.4862.4862.4862.486
A number can be written in expanded notation by writing an expression that shows
the sum of the values of each digit.
2 x 1
4 x 0.1
8 x 0.01
6 x 0.001
2 + 0.4 + 0.08 + 0.006
Core Lesson
4.0324.0324.0324.0324.032
A number can be written in expanded notation by writing an expression that shows
the sum of the values of each digit.
4 x 1
3 x 1100
2 x 11,000
4 +
3100
21,000+
In this lesson you have learned how to read and write numbers to the thousandths in expanded notation
by using base ten blocks.