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Powers of Ten
Exponents and Place Value
numerical expressions
order of operations
multiplication
100

what is 105

100,000

100

3,895 

what is the value of the 8

800

100

write an expression to match the words

ethan collected 16 seashells. He lost 4 of them while walking home. 

16-4

100

What is the order of operations?

P E M D A S

100

45x22

990

200
What is  8 x 100

8

200

745,832

What place value is the 8 in?

hundreds

200

Darryl has a board that is 8 feet long. He cuts it into pieces that are each 2 feet long. 

write an expression for that sentence. 

8 /2

200

Can you go left to right on problems that only have addition and subtraction? Or problems that only have multiplication and division? 

yes

200

26 x 34

884

300

What is 9 x 104

90,000

300

What is the word form for 1,789

one thousand 7 hundred and eighty nine

300

evaluate. 

24 x5 -41

79

300

8 + 36 / 9

12

300

78 x 40

3120

400

The moon is about 240,000 from the Earth. What is the distance written as a whole number multiplied by a power of ten?

24 x 104 

​​​​
400

4,000 is _ times as much as 4

1,000

400

evaluate

16 / (2 +6)

2

400

10 + ( 25-10) / 5

13

400

650 x 12

7800

500

The sun is about 93 x 106    miles from the Earth. What is the distance written as a whole number?


93,000,000 miles

500

Write this number in expanded form. 

263, 417

2 hundred thousands, 6 ten thousands, 3 thousands, 4 hundreds, 1 tens, 7 ones

500
Lannie ordered 12 copies of the same book for his book club members. The books cost $19 each, and the order has $15 shipping charge. what is the total cost of Lannie's order?

$243

500

25 - 22  x 3

13

500

75 x 85

6375