Mastering Numbers and Operations

Which of the following numbers is prime: 15, 17, 21?

• 14

• 18

• 17

• 20

Add the fractions 1/4 and 2/4. What is the result?

• 2/3

• 3/4

• 1/4

• 1/2

Subtract 0.75 from 1.5. What is the answer?

• 0.25

• 1.5

• 1.0

• 0.75

What is the place value of the digit 6 in the number 6,482?

• 60000

• 600

• 6000

• 60

If a box contains 12 apples and you take away 5, how many apples are left?

• 12

• 10

• 5

• 7

Estimate the sum of 48 and 37. What is your estimate?

• 85

• 75

• 100

• 90

Which of the following is a prime number: 29, 30, 32?

• 28

• 29

• 31

• 33

Add the fractions 3/8 and 1/4. What is the result?

• 3/4

• 5/8

• 1/2

• 7/8

Multiply 0.6 by 0.4. What is the product?

• 0.12

• 0.2

• 0.24

• 0.3

If you have 3.5 meters of ribbon and you cut off 1.2 meters, how much ribbon do you have left?

• 3.0 meters

• 2.0 meters

• 2.3 meters

• 1.5 meters