What is the purpose of the multiplication expanded algorithm?

Multiplication Expanded Algorithm Concepts

Interactive Video
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Mathematics
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4th - 5th Grade
•
Hard

Thomas White
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15 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
To divide numbers
To add numbers
To multiply numbers using place values
To subtract numbers
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the first step in setting up the expanded algorithm?
Writing numbers side by side
Drawing a number line
Using a calculator
Lining up place values vertically
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
In the expanded algorithm, what does the '4' in 45 represent?
4 ones
40 tens
4 hundreds
40
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Why do we line up place values in the expanded algorithm?
To ensure correct addition
To make it look neat
To make it easier to subtract
To use a calculator
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the first multiplication step in the expanded algorithm?
Ones place times ones place
Tens place times tens place
Tens place times ones place
Ones place times tens place
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the product of 8 times 5 in the expanded algorithm?
50
40
35
45
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the next step after multiplying the ones place?
Add the results
Divide the results
Multiply the tens place by the ones place
Subtract the results
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