Math Number Sense and Operations 5

Question 1

What is the greatest common factor (GCF) of 36 and 48?

Accepted Answer

12

Answer

The largest number that divides both 36 and 48 evenly is 12.

Question 2

A recipe calls for 2 1/3 cups of flour. If you triple the recipe, how many cups of flour do you need?

Accepted Answer

7

Answer

2 1/3 × 3 = 7/3 × 3 = 7 cups.

Question 3

Which number has the greatest absolute value?

Accepted Answer

-15

Answer

|-15| = 15, which is greater than 14, 12, and 8.

Question 4

What is 3/8 expressed as a decimal?

Accepted Answer

0.375

Answer

3 ÷ 8 = 0.375.

Question 5

If a number is divisible by both 3 and 4, it must also be divisible by:

Accepted Answer

12

Answer

A number divisible by both 3 and 4 must be divisible by their LCM, which is 12.

Math Practice Test