ISASP Mathematics 5

Question 1

What is the value of √144?

Accepted Answer

12

Answer

√144 = 12 because 12 × 12 = 144.

Question 2

A recipe calls for 2 1/2 cups of oats. If you want to make 1.5 times the recipe, how many cups of oats do you need?

Accepted Answer

3 3/4 cups

Answer

2.5 × 1.5 = 3.75 cups = 3 3/4 cups.

Question 3

On a number line, which value is closest to zero?

Accepted Answer

–0.3

Answer

–0.3 is only 0.3 units from zero, which is less than 0.75, 1.2, and 1.2.

Question 4

A box contains 24 crayons. If 1/3 are red and 1/4 are blue, how many crayons are neither red nor blue?

Accepted Answer

14

Answer

Red = 24 × 1/3 = 8; Blue = 24 × 1/4 = 6; Neither = 24 – 8 – 6 = 10. Wait — 24 – 14 = 10, so the answer is 10.

Question 5

Which property is illustrated by the equation 7 × (3 + 5) = 7 × 3 + 7 × 5?

Accepted Answer

Distributive property

Answer

Multiplying a factor by a sum equals multiplying the factor by each addend — this is the distributive property.

ISASP - Iowa Statewide Assessment of Student Progress Practice Test