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Basic Addition to 100 - 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=20, Mode=1

Add. Press the TAB key to move to the next problem.

1.  
8
+ 11
2.  
12
+ 7

Complexity=100, Mode=1

Add. Press the TAB key to move to the next problem.

1.  
20
+ 7
2.  
73
+ 6

Complexity=50, Mode=2

Add. Press the TAB key to move to the next problem.

1.  
34
+ 15
2.  
29
+ 10

Complexity=100, Mode=2

Add. Press the TAB key to move to the next problem.

1.  
59
+ 10
2.  
34
+ 12

Complexity=50, Mode=2b

Add. Press the TAB key to move to the next problem.

1.  
36
+ 7
2.  
17
+ 4

Complexity=100, Mode=2b

Add. Press the TAB key to move to the next problem.

1.  
22
+ 8
2.  
30
+ 70

Answers

Complexity=20, Mode=1

Add. Press the TAB key to move to the next problem.

#Correct AnswerYour Answer
1
8
+ 11
Solution
#Correct AnswerYour Answer
2
12
+ 7
Solution

Complexity=100, Mode=1

Add. Press the TAB key to move to the next problem.

#Correct AnswerYour Answer
1
20
+ 7
Solution
#Correct AnswerYour Answer
2
73
+ 6
Solution

Complexity=50, Mode=2

Add. Press the TAB key to move to the next problem.

#Correct AnswerYour Answer
1
34
+ 15
Solution
#Correct AnswerYour Answer
2
29
+ 10
Solution

Complexity=100, Mode=2

Add. Press the TAB key to move to the next problem.

#Correct AnswerYour Answer
1
59
+ 10
Solution
#Correct AnswerYour Answer
2
34
+ 12
Solution

Complexity=50, Mode=2b

Add. Press the TAB key to move to the next problem.

#Correct AnswerYour Answer
1
36
+ 7
Solution
  1 
  36
+  7
  43
#Correct AnswerYour Answer
2
17
+ 4
Solution
  1 
  17
+  4
  21

Complexity=100, Mode=2b

Add. Press the TAB key to move to the next problem.

#Correct AnswerYour Answer
1
22
+ 8
Solution
  1 
  22
+  8
  30
#Correct AnswerYour Answer
2
30
+ 70
Solution
  1  
   30
+  70
  100
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