What is the main purpose of estimation in mathematics?

Front-End Estimation Techniques

Interactive Video
•

Thomas White
•
Mathematics
•
4th - 5th Grade
•
Hard
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15 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
To make calculations more complex
To find a faster approximate answer
To find an exact answer
To avoid using numbers
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How does estimation differ from rounding?
Rounding is used for exact values
Rounding is faster than estimation
Estimation does not focus on specific place values
Estimation is more precise than rounding
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which of the following words is commonly associated with estimation?
Exactly
Precisely
Approximately
Definitely
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the first step in estimating the sum of two numbers?
Multiply the numbers
Add the numbers directly
Look at the highest place value of each number
Subtract the smaller number from the larger one
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
In the example given, what is the estimated sum of 426 and 296?
900
700
600
800
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which of the following is NOT a step in the estimation process described?
Add the adjusted numbers
Adjust the front digit if necessary
Add the numbers directly
Look at the highest place value
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is front-end estimation?
A method to multiply numbers quickly
A technique to round numbers
A way to estimate by focusing on the front digits
A method to find an exact answer
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