Place Value
Multiplying by Powers of 10
Multiplying multi-digit numbers by one-digit factors
Multiplying multi-digit numbers by multi-digit factors
Mystery
100

What is the value of the digit 6 in the number 6,732?

6000

100

Multiply. 

1.    8 x 101=

2.    8 x 102=

3.    8 x 103=

1.   80

2.   800

3.   8000

100

What is the product of 234 and 5?
A) 1,070
B) 1,170
C) 1,270
D) 1,370

A

100

345 x 89

30,705

100

Sarah is organizing a book fair at school. She received a shipment of 7,245 books.  What is the value of the digit 7 in the shipment of books?

7000

200

Compare the value of the digit 4 in the numbers 4,582 and 54,123. Which is larger?

The value of the 4s are equal.  
200

If you multiply 7 by 103, what is the result?

7000

200

1,567×4

6,268

200

678×23

15,594

200

A factory produces 5,000 widgets per day. To meet a large order, they need to produce ten times their daily output.  How many widgets will the factory produce to meet the order? Use powers of ten to calculate.

50,000 widgets

300

In the number 9,306, how many times larger is the digit 9 than the digit 3?
A) 3 times
B) 10 times
C) 100 times
D) 1,000 times

B

300

Shift the number 45 by multiplying by 102. What is the result?

4500

300

789×6

4,734

300

What is the product of 123 and 56?
A) 6,888
B) 7,888
C) 8,888
D) 9,888

A

300

A gardener plants 1,248 flowers in rows, with 8 flowers in each row.  How many rows of flowers does the gardener plant?

156 rows

400

Write the number 7,945 in expanded form.

7000+900+40+5

400

Explain the pattern you notice when multiplying by powers of ten using exponents. How do the digits shift?

The digits shift to the left.

400

3,205×7

22,435

400

910×345

313,950

400

A school orders 23 boxes of pencils for the new semester. Each box contains 156 pencils.  How many pencils does the school order in total?

3,588 pencils

500

If you move the digit 5 in the number 25,000 one place to the right, what is the new number?

20,500

500
  1. Multiple Choice:
    What is 3 multiplied by 102?
    A) 3
    B) 30
    C) 300
    D) 3,000

C

500

482×9

4,338

500

567×123

69,741

500

A concert hall has 345 seats. For a special event, the concert hall is booked for 3 consecutive days, with every seat expected to be filled each day. 

Questions:

  • How many total seats will be filled over the 3 days?
  • If each ticket costs $25, what is the total revenue generated from ticket sales for all 3 days?

*1,035 seats

*$25,875

M
e
n
u