Number Sense Unit Test

Mike bought 5 packs of crayons for $13.75. What is the cost of a pack of crayons, if all the packs cost the same amount?

• $18.75

• $2.75

• $68.75

• $13.75

What is the decimal equivalent to 9/12?

• 3/4

• 6/8

• 18/24

• None of the above

Give the equivalent expression of: 8(2.25-4.25b)

• -34b + 18

• 34b - 18

• -18b + 18

• None of the above

Sara poured 3/4 of the juice in a 2 liter bottle while serving guests at a party. How much juice, in liters, is still left in the bottle?

• 3/4 liter

• 1/2 liter

• 1 1/4 liters

• None of the above

What is the value of: 5/6 + (-4/9) - (-2)

• 2 7/18

• 25

• -1 7/8

• 3 7/18

What is the difference between: 3/4 + (-1.75)

• 2.50

• -2 1/2

• -1

• 1

Find the value of this absolute value expression: I-6I - I-3I =

• 3

• 9

• -3

• -9

Find the value of the expression: -2 2/3 + 3 1/3

• -1/3

• 2/3

• 6

• -5

Find the value of: -63 - (-55) - 32

• -40

• -150

• 118

• 40

Emma added two integers. Which condition would always give Emma a negative solution when she adds the two integers?

• Both integers have negative values

• Both integers have positive values

• One integer has a positive value and the other has a negative value

• The values of the two integers are opposites