MENTAL CALCULATION
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Addition of two integers
Subtraction of two integers
Multiplication of two integers
Division of two integers without the rest
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| Level: | 0 |
| Number of tasks: | 0 |
| Number of errors: | 0 |
| General time: | 0 |
| Time for one task: | 0 |
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Your results:
| The reached levels | |
| Addition of two integers: | 0 |
| Subtraction of two integers: | 0 |
| Multiplication of two integers: | 0 |
| Division of two integers without the rest: | 0 |
| Number of tasks: | 0 |
| Number of errors: | 0 |
| General time: | 0 |
| Time for one task: | 0 |
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