Place Value
What does the digit 5 represent in the number 5,432?
five thousands
What is 102?
10 x 10 or 100
0.72
0.3 ___ 0.5
>, <, =
James multiplies 4,702.3 by a power of 10 and gets the product 47.023. Select all possible factors.
a. 1/100
b. 1/10
c. 1
d. 0.1
e. 0.01
a and e
How much does the digit 3 represent in 2.3?
three tenths
If you multiply 4 by 103, what is the product?
4 x 1,000 = 4,000
How do you write the decimal 0.6 in words?
six tenths
Which is greater: 0.45 or 0.405?
0.45
Sara is making Jello for a party. One serving is 0.65 cups. How much is 100 servings?
65 cups
What does the digit 7 represent in the number 0.007?
seven thousandths
How many zeros are in the product of 50 × 102?
3
50 x 100 = 5,000
Write thirty five thousandths in standard form.
0.035
0.75 ___ 0.075
>, <, =
0.75 > 0.075
A size 12 shoe is about 11.25 inches long.
What is the length of 1,000 of these shoes?
11,250 inches
Explain what happens to a digit when you move it one place to the left.
Its value is 10 times as much its original value.
If you multiply 3.2 by 101, where does the decimal point move?
To the right one place/after the 2.
3.2 x 10 = 32.
What is 100?
1
0.0072 ___ 0.072
>, <, =
0.0072 < 0.072
Colton multiplies 156.42 and 10.
Between which two digits in the product should the decimal point be placed?
between the 4 and 2
1,564.2
Explain what happens to a digit when you move it one place to the right.
Its value is 1/10 of its original value.
What do you get when you multiply 104 by 102?
10,000 x 100 = 1,000,000
Write 4 x 10,000 in exponent form.
4 x 104
Explain how you can determine which decimal is larger when comparing 0.68 and 0.8.
Fill in the missing place values (0.8 becomes 0.80). Line the decimals up and compare each place value until one of the place values is greater than the other. The ones place is the same (zero), but 8 tenths is more than 6 tenths, so 0.8 is greater.
Select all the expressions equivalent to 52.3.
A. 0.523 x 100
B. 0.523 × 103
C. 5.23 x 0.1
D. 5.23 x 10
E. 523 x 0.01
A.
D.