Multiplying by Multiples of 10
8 x 30
240
Write 48,806 in expanded form
40,000 + 80,000 + 800 + 6
What is 10 x 10 x 10 x 10
104
When you multiply a number by a power of 10, the digits move to the _________ on the place value chart
left
What is the value of the digit 2
3,529,700
20,000 (twenty thousand)
11 x 500
5,500
How would you say 74,279
seventy-four thousand, two-hundred seventy-nine
Is this a power of 10?
410
No
(Powers of 10 must have BASES of 10)
14 x 102
1,400
What digit is in the hundreds place?
45,892
8
12 x 600
7,200
Write in standard form
eight hundred fifteen thousand, seven
815,007
What is 105
100,000
39 x 103
39,000
What digit is in the hundred thousands place?
4,358,607
3
14 x 7000
98,000
How would you read this number?
7,890,002
seven million, eight hundred ninety thousand, two
The exponent is equal to the _____________ after the 1 in a power of 10
Number of zeros
___ x 105 = 700,000
7
What is the value of the 8
7,892,054
800,000
84 x 3,000
262,000
Write in expaned form
3,007,601
3,000,000 + 7,000 + 600 + 1
10,000 is 10 to the power of ____
4
8 x 100 = 8 x 102 = ____
800
What is the place value of the digit 7
67,924,862
millions