CAASPP Algebraic Thinking 3

Question 1

Which property is used when you write 3(x + 4) = 3x + 12?

Accepted Answer

Distributive Property

Answer

The Distributive Property states a(b + c) = ab + ac, so 3(x + 4) = 3x + 12.

Question 2

A vending machine charges $1.25 per snack. Which expression shows the cost of s snacks?

Accepted Answer

1.25s

Answer

Multiplying the price per snack by the number of snacks gives 1.25s.

Question 3

Solve for y: y/4 = 9

Accepted Answer

36

Answer

Multiplying both sides by 4 gives y = 36.

Question 4

A sequence starts at 80 and decreases by 7 each step. What is the 5th term?

Accepted Answer

52

Answer

Starting at 80 and subtracting 7 four times: 80, 73, 66, 59, 52.

Question 5

Which situation can be modeled by the equation 15 + x = 40?

Accepted Answer

You have 15 stickers and need to reach 40 total.

Answer

Starting with 15 and adding x more to reach 40 is written as 15 + x = 40.

CAASPP - California Assessment of Student Performance and Progress Practice Test