7th CAASPP MATH PRACTICE (HW)

Enter the value of 6 • (7.5 - 4.5)

• 18
• 30
• 12
• 22

Enter the difference, in degrees, between the record low temperatures in Hawaii and Montana.

• 50

• 52

• 80

• 82

Answer explanation

Hints:

1. 1. Difference means Subtraction
   2. Minus and Minus = Plus

Select the expression equivalent to (6x + 8) + (−3x + 12).

• 3x + 20
• 9x + 20
• 2x + 15
• 4x + 10

Answer explanation

Combine the numbers of x together and all the numbers together

Select expression that are equivalent to 2.5 + 2 (-4x + 3) - 5.5x

• 2.5 + 2 (-4x + 3) - 5.5x

• 2.5 - 2 (-4x + 3) + 5.5x

• 2.5 - 13.5x

• 2.5 + 2 (-4x + 3) + 5.5x

Answer explanation

Hints:

1. 1. Distribute the number with things inside the parentheses.

2. 2. Combine all x together and all numbers together

Enter the decimal equivalent of (15/6).

Answer explanation

15 divides by 6. Do calculation until you get the remainder which is ZERO

Enter the value of c when the expression 20.4x + c is equivalent to 10.2 (2x - 1.2)

Translate word into number:
20.4x + c = 10.2 (2x - 1.2)

Evaluate responses using AI:

OFF

Answer explanation

Hint:

1. 1. Left side = Right side

2. 2. Distribute number with things inside parentheses.

3. 3. Compare Left side and Right side

• -2 / -5

• • - (-2) / (-5)

• 2 / 5

• 2 / -5

Answer explanation

Hints: The value of Fraction

1. 1. Negative / Positive = Negative

2. 2. Positive / Negative = Negative

3. 3. Positive / Positive = Positive

A principal wants to know if students at a particular high school are in favor of a new dress code at their school. The principal is not able to ask the opinion of every student at the school, so she needs to select an appropriate sample of the students to represent the high school. Select which sample of students the principal should choose.

• Students randomly selected from a list of all students at the school.

• Students sitting at randomly selected tables in the library.

• Students she selects from the hallway between classes.

• Students selected by the teachers.

Answer explanation

Hint:

Students will do the survey

Jenny has $20 and she earns $5 for each lawn that she mows. Jenny wants to buy a concert ticket that costs $45. Enter the minimum number of lawns Jenny needs to mow to be able to buy the concert ticket.

Answer explanation

Hints:

1. 1. Find how much does Jenny have?

2. 2. (The price of ticket) - (Jenny's money) = ?

3. 3. (Answer of #2) divides by 5.

How many grams of peanuts are there for every 1 gram of raisins according to the table?

• 3.5 grams

• 2.5 grams

• 4.5 grams

• 3 grams

Answer explanation

Hint:

This is the ratio question.

You can do this by 1 of 3 ways:

1. 1. 14 / 4

2. 2. 21 / 6

3. 3. 35 / 10