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Long Subtraction to 1000 - 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=40

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

1.  
30
- 21
2.  
23
- 7

Complexity=120

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

1.  
252
- 175
2.  
295
- 158

Complexity=200

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

1.  
241
- 126
2.  
215
- 127

Complexity=500

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

1.  
414
- 316
2.  
182
- 96

Complexity=1000

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

1.  
870
- 456
2.  
418
- 34

Answers


Complexity=40

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

#Correct AnswerYour Answer
1
30
- 21
Solution
210
3\0\
21
9
#Correct AnswerYour Answer
2
23
- 7
Solution
113
2\3\
7
16

Complexity=120

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

#Correct AnswerYour Answer
1
252
- 175
Solution
114
4\
12
2\5\2\
175
77
#Correct AnswerYour Answer
2
295
- 158
Solution
815
29\5\
158
137

Complexity=200

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

#Correct AnswerYour Answer
1
241
- 126
Solution
311
24\1\
126
115
#Correct AnswerYour Answer
2
215
- 127
Solution
110
0\
15
2\1\5\
127
88

Complexity=500

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

#Correct AnswerYour Answer
1
414
- 316
Solution
310
0\
14
4\1\4\
316
98
#Correct AnswerYour Answer
2
182
- 96
Solution
017
7\
12
1\8\2\
96
86

Complexity=1000

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

#Correct AnswerYour Answer
1
870
- 456
Solution
610
87\0\
456
414
#Correct AnswerYour Answer
2
418
- 34
Solution
311
4\1\8
34
384
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