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Integer Multiplication - 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=9, Mode=2

Multiply.

1.   + 1 • - 2 =
2.   + 2 • + 4 =

Complexity=5, Mode=3

Multiply.

1.   1 • - 1 • - 5 =
2.   - 2 • 1 • - 3 =

Complexity=3, Mode=5

Multiply.

1.   1 • + 1 • - 2 • + 1 • - 2 =
2.   + 2 • - 1 • + 1 • - 2 • 2 =

Complexity=3, Mode=7

Multiply.

1.   - 1 • - 1 • + 3 • - 3 • + 2 • - 3 • - 2 =
2.   - 2 • - 2 • - 2 • - 3 • + 3 • 2 • - 2 =

Complexity=5, Mode=7

Multiply.

1.   2 • + 3 • 3 • - 1 • 4 • 1 • 2 =
2.   - 5 • 4 • 3 • 1 • - 5 • 2 • + 1 =

Complexity=7, Mode=7

Multiply.

1.   - 6 • - 4 • + 1 • 7 • + 7 • - 4 • - 5 =
2.   4 • + 2 • 2 • - 1 • 3 • 6 • + 4 =

Answers


Complexity=9, Mode=2

Multiply.

#ProblemCorrect AnswerYour Answer
1+ 1 • - 2 =
Solution
There are an odd number of negative numbers, so the answer is negative.
#ProblemCorrect AnswerYour Answer
2+ 2 • + 4 =
Solution
There are an even number of negative numbers, so the answer is positive.

Complexity=5, Mode=3

Multiply.

#ProblemCorrect AnswerYour Answer
11 • - 1 • - 5 =
Solution
There are an even number of negative numbers, so the answer is positive.
#ProblemCorrect AnswerYour Answer
2- 2 • 1 • - 3 =
Solution
There are an even number of negative numbers, so the answer is positive.

Complexity=3, Mode=5

Multiply.

#ProblemCorrect AnswerYour Answer
11 • + 1 • - 2 • + 1 • - 2 =
Solution
There are an even number of negative numbers, so the answer is positive.
#ProblemCorrect AnswerYour Answer
2+ 2 • - 1 • + 1 • - 2 • 2 =
Solution
There are an even number of negative numbers, so the answer is positive.

Complexity=3, Mode=7

Multiply.

#ProblemCorrect AnswerYour Answer
1- 1 • - 1 • + 3 • - 3 • + 2 • - 3 • - 2 =
Solution
There are an odd number of negative numbers, so the answer is negative.
#ProblemCorrect AnswerYour Answer
2- 2 • - 2 • - 2 • - 3 • + 3 • 2 • - 2 =
Solution
There are an odd number of negative numbers, so the answer is negative.

Complexity=5, Mode=7

Multiply.

#ProblemCorrect AnswerYour Answer
12 • + 3 • 3 • - 1 • 4 • 1 • 2 =
Solution
There are an odd number of negative numbers, so the answer is negative.
#ProblemCorrect AnswerYour Answer
2- 5 • 4 • 3 • 1 • - 5 • 2 • + 1 =
Solution
There are an even number of negative numbers, so the answer is positive.

Complexity=7, Mode=7

Multiply.

#ProblemCorrect AnswerYour Answer
1- 6 • - 4 • + 1 • 7 • + 7 • - 4 • - 5 =
Solution
There are an even number of negative numbers, so the answer is positive.
#ProblemCorrect AnswerYour Answer
24 • + 2 • 2 • - 1 • 3 • 6 • + 4 =
Solution
There are an odd number of negative numbers, so the answer is negative.
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