Round Decimals
Round each number to the nearest tenths:
7.128
0.758
84.732
7.1
0.80
84.7
Write in standard form:
five hundred twenty nine hundredths
0.529
What value is the 8 in 92.7218?
Thousandths
Choose all the exponents that are equal to 7 x 10^4
A) 7 x 10,000
B) 7 x 1,000
C) 7 x 10 x 10 x 10 x 10
D) 7 x 10 x 10 x 10
The ___________ is the number that tells how many times a base number is used as a factor.
For Example :
10^3
Exponent
Elizabeth completed the race in 15.839 seconds. What is this number rounded to the nearest hundredths.
15.84
Compare. Write < > or =
9.327___9.239
>
Read 67.89 as a mathematicians. Don't forget to use place value.
Sixty seven and eighty nine hundredths
6,000
When the number is written using exponents, the _______ is the number that is used as a factor.
base
Compare 7.034 and 7.34. Compare the ones. Compare the tenths. Use symbols
7 = 7
0 < 3
so, 7.034<7.34
Legend has a piece of stick that is 2.28 meters long. Gina has a piece of stick that is 2.021 meters long. Whose piece of stick is longer? How can you tell?
Legend, both have a 2 in the ones place but 2 tenths is greater than 0 tenths.
Which show fifty two thousand nine hundred ten and nineteen hundredths in standard form?
A) 52,900.19
B) 52,901.10
C) 52,910.19
D) 52,901.19
C
Which two equations are true?
A) 9 x 10^5 = 9 x 100,000
B) 9 x 10^5 = 950,000
C) 9 x 10^5 = 9 x 10 x 10 x 10 x 10
D) 9 x 10^5 = 9 x 10 x 10 x 10 x 10 x 10
A and D
Decimals numbers that name the same part of a whole number is called _________.
For example:
0.7=0.70
Equivalent Decimals
What is 13.035 rounded to the nearest hundredths?
13.04
The length of three spiders were 0.521 centimeters, 0.525 centimeters and 0.511 centimeters. What are the lengths of ants in order from least to greatest?
0.511 cm, 0.521 cm, 0.525 cm
What is the Greatest Common Factor (GCF) of 45 and 63?
9
60,0000 written with an exponent is
6 x 10^4
_________________ is a way to write a number that shows the sum of each digit multiplied by its place value.
For Example : 5 X 10^2+ 5 X 10^1+ 5 X 10^0
Expanded Form
First round 3.425 to the nearest hundredths.
Now write that in expanded form.
3.43
(3 x 1) +( 4 x 1/10) + (3 x 1/100)
Write <,> =
7.539 __ 7.344
3.074 __ 3.740
1.4 ___1.40
9.708 ___ 9.087
>
<
=
>
List the number of miles from least to greatest:
6.309,7.211,6.300,6.390
6.300,6.309,6.390,7.211
How can you show 198,000 as a power of 10 using an exponent?
198 x 10 x 10 x 10 = 198 x 10^ 3
Thousandth