
Properties of Summation and Expressions

Interactive Video
•
Mathematics
•
7th - 10th Grade
•
Hard
Standards-aligned

Liam Anderson
FREE Resource
Standards-aligned
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5 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What are the given values for the summations of a sub i and b sub i?
a sub i = 25, b sub i = 19
a sub i = 133, b sub i = 133
a sub i = 17, b sub i = 10
a sub i = 10, b sub i = 17
Tags
CCSS.7.EE.A.1
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How can the summation of 25 a sub i plus 19 b sub i be rewritten using properties?
As a difference of two summations
As a sum of two separate summations
As a product of two summations
As a single summation
Tags
CCSS.7.EE.A.1
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the next step after rewriting the summation as a sum of two separate summations?
Subtract the constants from the summations
Multiply the summations by each other
Add the constants to the summations
Factor out the constants from the summations
Tags
CCSS.7.EE.A.1
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which property allows us to factor out constants from a summation?
Distributive Property
Summation Property
Associative Property
Commutative Property
Tags
CCSS.7.EE.A.1
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the value of the expression 25 times the summation of a sub i plus 19 times the summation of b sub i?
573
133
27
100
Tags
CCSS.7.EE.A.1
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