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Long Subtraction - 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

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

1.  
14
- 7
2.  
31
- 14

Complexity=60

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

1.  
76
- 32
2.  
54
- 21

Complexity=200

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

1.  
332
- 171
2.  
213
- 128

Complexity=700

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

1.  
1116
- 648
2.  
1307
- 623

Complexity=1000

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

1.  
1322
- 334
2.  
1405
- 638

Complexity=5000

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

1.  
8497
- 4993
2.  
9068
- 4433

Complexity=10000

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

1.  
14068
- 5780
2.  
15822
- 7137

Complexity=20000

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

1.  
39040
- 19941
2.  
33764
- 18305

Complexity=100000

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

1.  
121636
- 31580
2.  
120972
- 60074

Answers

Complexity=20

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

#Correct AnswerYour Answer
1
14
- 7
#Correct AnswerYour Answer
2
31
- 14
Solution
-  211
3\1\
14
17

Complexity=60

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

#Correct AnswerYour Answer
1
76
- 32
#Correct AnswerYour Answer
2
54
- 21

Complexity=200

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

#Correct AnswerYour Answer
1
332
- 171
Solution
-  213
3\3\2
171
161
#Correct AnswerYour Answer
2
213
- 128
Solution
-  110
0\		13
2\1\3\
128
85

Complexity=700

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

#Correct AnswerYour Answer
1
1116
- 648
Solution
-  010
0\		10
0\		16
1\1\1\6\
648
468
#Correct AnswerYour Answer
2
1307
- 623
Solution
-  012
2\		10
1\3\0\7
623
684

Complexity=1000

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

#Correct AnswerYour Answer
1
1322
- 334
Solution
-  012
2\		11
1\		12
1\3\2\2\
334
988
#Correct AnswerYour Answer
2
1405
- 638
Solution
-  013
3\		9
10\		15
1\4\0\5\
638
767

Complexity=5000

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

#Correct AnswerYour Answer
1
8497
- 4993
Solution
-  714
8\4\97
4993
3504
#Correct AnswerYour Answer
2
9068
- 4433
Solution
-  810
9\0\68
4433
4635

Complexity=10000

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

#Correct AnswerYour Answer
1
14068
- 5780
Solution
-  013
3\		9
10\		16
1\4\0\6\8
5780
8288
#Correct AnswerYour Answer
2
15822
- 7137
Solution
-  015711
1\		12
1\5\8\2\2\
7137
8685

Complexity=20000

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

#Correct AnswerYour Answer
1
39040
- 19941
Solution
-  218
8\		9
10\		13
3\		10
3\9\0\4\0\
19941
19099
#Correct AnswerYour Answer
2
33764
- 18305
Solution
-  213514
3\3\76\4\
18305
15459

Complexity=100000

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

#Correct AnswerYour Answer
1
121636
- 31580
Solution
-  012513
1\2\16\3\6
31580
90056
#Correct AnswerYour Answer
2
120972
- 60074
Solution
-  012816
6\		12
1\2\09\7\2\
60074
60898
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