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These sample problems below for Integer Addition were generated by the MathScore.com engine.

Sample Problems For Integer Addition

Complexity=5, Mode=2

Add.
1.   - 5 + + 2
2.   - 3 + 2

Complexity=7, Mode=2

Add.
1.   - 3 + - 2
2.   - 3 + - 6

Complexity=9, Mode=2

Add.
1.   - 8 + 1
2.   + 9 + - 1

Complexity=10, Mode=3

Add.
1.   2 + 5 + 6
2.   - 5 + 9 + - 5

Complexity=20, Mode=3

Add.
1.   - 12 + 20 + + 17
2.   - 9 + - 1 + 20

Complexity=50, Mode=3

Add.
1.   44 + - 19 + 28
2.   - 6 + - 18 + + 48

Complexity=100, Mode=3

Add.
1.   + 51 + 89 + - 57
2.   + 58 + - 83 + 91

Complexity=300, Mode=3

Add.
1.   - 229 + - 162 + + 74
2.   - 199 + + 168 + - 9

Complexity=500, Mode=4

Add.
1.   - 258 + 405 + - 405 + 176
2.   - 365 + + 15 + + 317 + 288

Answers

Complexity=5, Mode=2

Add.
#ProblemCorrect AnswerYour Answer
1- 5 + + 2
Solution
-5 + 2 = -(5 - 2) = -3
#ProblemCorrect AnswerYour Answer
2- 3 + 2
Solution
-3 + 2 = -(3 - 2) = -1

Complexity=7, Mode=2

Add.
#ProblemCorrect AnswerYour Answer
1- 3 + - 2
Solution
-3 + -2 = -(3 + 2) = -5
#ProblemCorrect AnswerYour Answer
2- 3 + - 6
Solution
-3 + -6 = -(3 + 6) = -9

Complexity=9, Mode=2

Add.
#ProblemCorrect AnswerYour Answer
1- 8 + 1
Solution
-8 + 1 = -(8 - 1) = -7
#ProblemCorrect AnswerYour Answer
2+ 9 + - 1
Solution
9 + -1 = 9 - 1 = 8

Complexity=10, Mode=3

Add.
#ProblemCorrect AnswerYour Answer
12 + 5 + 6
Solution
2 + 5 = 7
7 + 6 = 13
#ProblemCorrect AnswerYour Answer
2- 5 + 9 + - 5
Solution
-5 + 9 = 9 - 5 = 4
4 + -5 = -(5 - 4) = -1

Complexity=20, Mode=3

Add.
#ProblemCorrect AnswerYour Answer
1- 12 + 20 + + 17
Solution
-12 + 20 = 20 - 12 = 8
8 + 17 = 25
#ProblemCorrect AnswerYour Answer
2- 9 + - 1 + 20
Solution
-9 + -1 = -(9 + 1) = -10
-10 + 20 = 20 - 10 = 10

Complexity=50, Mode=3

Add.
#ProblemCorrect AnswerYour Answer
144 + - 19 + 28
Solution
44 + -19 = 44 - 19 = 25
25 + 28 = 53
#ProblemCorrect AnswerYour Answer
2- 6 + - 18 + + 48
Solution
-6 + -18 = -(6 + 18) = -24
-24 + 48 = 48 - 24 = 24

Complexity=100, Mode=3

Add.
#ProblemCorrect AnswerYour Answer
1+ 51 + 89 + - 57
Solution
51 + 89 = 140
140 + -57 = 140 - 57 = 83
#ProblemCorrect AnswerYour Answer
2+ 58 + - 83 + 91
Solution
58 + -83 = -(83 - 58) = -25
-25 + 91 = 91 - 25 = 66

Complexity=300, Mode=3

Add.
#ProblemCorrect AnswerYour Answer
1- 229 + - 162 + + 74
Solution
-229 + -162 = -(229 + 162) = -391
-391 + 74 = -(391 - 74) = -317
#ProblemCorrect AnswerYour Answer
2- 199 + + 168 + - 9
Solution
-199 + 168 = -(199 - 168) = -31
-31 + -9 = -(31 + 9) = -40

Complexity=500, Mode=4

Add.
#ProblemCorrect AnswerYour Answer
1- 258 + 405 + - 405 + 176
Solution
-258 + 405 = 405 - 258 = 147
147 + -405 = -(405 - 147) = -258
-258 + 176 = -(258 - 176) = -82
#ProblemCorrect AnswerYour Answer
2- 365 + + 15 + + 317 + 288
Solution
-365 + 15 = -(365 - 15) = -350
-350 + 317 = -(350 - 317) = -33
-33 + 288 = 288 - 33 = 255

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