
Evaluating Mathematical Expressions

Interactive Video
•
Mathematics
•
6th - 7th Grade
•
Hard

Thomas White
FREE Resource
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9 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the first step in evaluating the expression A + B?
Substitute the values of A and B.
Divide the numbers.
Multiply the numbers.
Add the numbers directly.
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What do variables represent in mathematical expressions?
Fixed numbers.
Unknown quantities.
Units of measurement.
Mathematical operations.
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Why is it important to substitute values for variables?
To change the operation.
To avoid using numbers.
To make the expression more complex.
To simplify the expression.
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the purpose of using equal signs in mathematical work?
To show division.
To denote multiplication.
To separate numbers.
To indicate a new line of work.
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
In the expression A + B, what is the result when A = 4 and B = 15?
19
20
18
21
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is a key step in evaluating expressions?
Adding random numbers.
Skipping steps.
Ignoring variables.
Using parentheses.
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the new example introduced in the video?
Evaluating A / B
Evaluating A * B
Evaluating A - B
Evaluating A + B
8.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What values are substituted for A and B in the new example?
A = 7, B = 3
A = 5, B = 10
A = 6, B = 2
A = 4, B = 15
9.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the final result of the expression A * B when A = 7 and B = 3?
20
21
23
22
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