Topic 4 Review

Front

What is the formula to calculate the total cost of cell service for m months if the setup cost is $125 and the monthly cost is $40?

Back

Total Cost = 125 + 40m

Front

What property of mathematics allows us to rewrite 6(v + 5v) as 6v + 30v?

Back

Distributive Property

Front

Are the expressions 4n - 2 and n + 3n - 2 equivalent?

Back

Yes

Front

If Emily sold e boxes of cookies, how many boxes did Allison sell if she sold 12 more than Emily?

Back

Allison sold e + 12 boxes.

Front

Are the expressions 20b + 16c and 4(4b + 5c) equal?

Back

No

Front

What is the Commutative Property of Addition?

Back

The Commutative Property states that changing the order of the numbers in an addition problem does not change the sum.

Front

What is the Associative Property of Addition?

Back

The Associative Property states that the way in which numbers are grouped in addition does not change the sum.

Front

What is the Identity Property of Addition?

Back

The Identity Property states that adding zero to any number does not change the number.

Front

What is the Distributive Property?

Back

The Distributive Property states that a(b + c) = ab + ac.

Front

If a = 3 and b = 4, what is the value of 2a + 3b?

Back

2a + 3b = 2(3) + 3(4) = 6 + 12 = 18.