Luttrell 2012
65
Name: ______________________
Date: _____
4i-More Practice with Standard and Non-Standard Forms
Exercise A. Write the following numbers in expanded form:
Example: 835 = 8(10
2
) + 3(10
1
) + 5(10
0
)
1. 435,800
2. 12,300,506
3. 1000
4. 15,000
5. 4,000,000,000,000,000
6. 5,000,000,000,000
Exercise B. Write the following numbers in expanded form, using the example as a guide:
Example: 1.2345 =
1 2
3
4
5
1
10
1
100
1
1000
1
10 000
+
+
+
+
( )
(
)
(
)
(
)
,
7. 12.005
8. 0.0004
9. 0.100304
10. 4.500005
Exercise C. Write the following numbers in expanded form, using the example as a guide:
Example: 1.2345 =
1 2 10
3 10
4 10
5 10
1
2
3
4
+
+
+
+
−
−
−
−
(
)
(
)
(
)
(
)
11. 12.005
12. 0.0004
13. 0.100304
14. 4.500005
Exercise D. Write the following numbers in standard form.
15. 8(10
6
) + 3(10
5
) + 5(10
4
) + 1(10
0
) =
16. 4(10
13
) + 8(10
10
) + 5(10
5
) =
17.
3 10
5 10
4 10
5 10
3
0
1
2
(
)
(
)
(
)
(
)
+
+
+
−
−
=
