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Long Addition - 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

Add. Press TAB or ENTER to move to the next problem.

1.  
2
+ 14
2.  
6
+ 2

Complexity=60

Add. Press TAB or ENTER to move to the next problem.

1.  
41
+ 12
2.  
37
+ 57

Complexity=200

Add. Press TAB or ENTER to move to the next problem.

1.  
156
+ 22
2.  
196
+ 139

Complexity=700

Add. Press TAB or ENTER to move to the next problem.

1.  
657
+ 661
2.  
592
+ 649

Complexity=1000

Add. Press TAB or ENTER to move to the next problem.

1.  
431
+ 986
2.  
928
+ 999

Complexity=5000

Add. Press TAB or ENTER to move to the next problem.

1.  
2629
+ 4669
2.  
4776
+ 4317

Complexity=10000

Add. Press TAB or ENTER to move to the next problem.

1.  
9246
+ 9120
2.  
9795
+ 9940

Complexity=20000

Add. Press TAB or ENTER to move to the next problem.

1.  
11791
+ 19387
2.  
18533
+ 19671

Complexity=100000

Add. Press TAB or ENTER to move to the next problem.

1.  
89859
+ 98333
2.  
91943
+ 95967

Answers

Complexity=20

Add. Press TAB or ENTER to move to the next problem.

#Correct AnswerYour Answer
1
2
+ 14
#Correct AnswerYour Answer
2
6
+ 2

Complexity=60

Add. Press TAB or ENTER to move to the next problem.

#Correct AnswerYour Answer
1
41
+ 12
#Correct AnswerYour Answer
2
37
+ 57
Solution
  1 
  37
+ 57
  94

Complexity=200

Add. Press TAB or ENTER to move to the next problem.

#Correct AnswerYour Answer
1
156
+ 22
#Correct AnswerYour Answer
2
196
+ 139
Solution
  11 
  196
+ 139
  335

Complexity=700

Add. Press TAB or ENTER to move to the next problem.

#Correct AnswerYour Answer
1
657
+ 661
Solution
  11  
   657
+  661
  1318
#Correct AnswerYour Answer
2
592
+ 649
Solution
  111 
   592
+  649
  1241

Complexity=1000

Add. Press TAB or ENTER to move to the next problem.

#Correct AnswerYour Answer
1
431
+ 986
Solution
  11  
   431
+  986
  1417
#Correct AnswerYour Answer
2
928
+ 999
Solution
  111 
   928
+  999
  1927

Complexity=5000

Add. Press TAB or ENTER to move to the next problem.

#Correct AnswerYour Answer
1
2629
+ 4669
Solution
  1 1 
  2629
+ 4669
  7298
#Correct AnswerYour Answer
2
4776
+ 4317
Solution
  1 1 
  4776
+ 4317
  9093

Complexity=10000

Add. Press TAB or ENTER to move to the next problem.

#Correct AnswerYour Answer
1
9246
+ 9120
Solution
  1    
   9246
+  9120
  18366
#Correct AnswerYour Answer
2
9795
+ 9940
Solution
  111  
   9795
+  9940
  19735

Complexity=20000

Add. Press TAB or ENTER to move to the next problem.

#Correct AnswerYour Answer
1
11791
+ 19387
Solution
  111  
  11791
+ 19387
  31178
#Correct AnswerYour Answer
2
18533
+ 19671
Solution
  111  
  18533
+ 19671
  38204

Complexity=100000

Add. Press TAB or ENTER to move to the next problem.

#Correct AnswerYour Answer
1
89859
+ 98333
Solution
  111 1 
   89859
+  98333
  188192
#Correct AnswerYour Answer
2
91943
+ 95967
Solution
  1 111 
   91943
+  95967
  187910
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