Math Practice Problems

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Unit Cost - Sample Math Practice Problems

The math problems below can be generated by MathScore.com, a math practice program for schools and individual families. References to complexity and mode refer to the overall difficulty of the problems as they appear in the main program. In the main program, all problems are automatically graded and the difficulty adapts dynamically based on performance. Answers to these sample questions appear at the bottom of the page. This page does not grade your responses.

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Complexity=1, Mode=1

Solve.

Complexity=1, Mode=2

Solve.

Answers

Complexity=1

Solve.

Problem

Correct Answer

Your Answer

You have $14. 1 pen costs $2. How many pens can you buy?

Solution

total amount		cost per item		number of items
$14	÷	$2	=	7

Problem

Correct Answer

Your Answer

5 toy cars cost $20. How much does each toy car cost?

Solution

total cost		number of items		cost per item
$20	÷	5	=	$4

Complexity=1, Mode=1

Solve.

Problem

Correct Answer

Your Answer

You have $10. 1 magazine costs $4.50. How many magazines
can you buy?

Solution

total amount

cost per item

number of items

$10 ÷ $4.50 = 2 remainder $1

When you have $10, you can buy 2 magazines and have $1 left over.
$1 is not enough to buy another magazine.

Problem

Correct Answer

Your Answer

7 stuffed animals cost $39.90. How much does each stuffed
animal cost?

Solution

total cost		number of items		cost per item
$39.90	÷	7	=	$5.70

Complexity=1, Mode=2

Solve.

Problem

Correct Answer

Your Answer

6 shirts cost $45.84. How much does each shirt cost?

Solution

total cost		number of items		cost per item
$45.84	÷	6	=	$7.64

Problem

Correct Answer

Your Answer

You have $9.06. 1 pair of scissors costs $3.02. How many
pairs of scissors can you buy?

Solution

total amount		cost per item		number of items
$9.06	÷	$3.02	=	3

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