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## Long Addition 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.

See some of our other supported math practice problems.

### Complexity=20

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

1.
 12+ 3
2.
 5+ 19

### Complexity=60

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

1.
 20+ 48
2.
 6+ 28

### Complexity=100

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

1.
 51+ 86
2.
 44+ 88

### Complexity=250

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

1.
 62+ 165
2.
 124+ 238

### Complexity=500

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

1.
 473+ 491
2.
 472+ 479

### Complexity=20

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

1
 12+ 3
2
 5+ 19
Solution
```  1
5
+ 19
24
```

### Complexity=60

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

1
 20+ 48
2
 6+ 28
Solution
```  1
6
+ 28
34
```

### Complexity=100

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

1
 51+ 86
Solution
```  1
51
+  86
137
```
2
 44+ 88
Solution
```  11
44
+  88
132
```

### Complexity=250

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

1
 62+ 165
Solution
```  1
62
+ 165
227
```
2
 124+ 238
Solution
```   1
124
+ 238
362
```

### Complexity=500

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

1
 473+ 491
Solution
```  1
473
+ 491
964
```
```  11