97-XX |
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Mathematics education |
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97Fxx |
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Education of arithmetic and number theory |
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97F10 |
Comprehensive works on education of arithmetic and number theory |
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97F20 |
Pre-numerical stage, concept of numbers |
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97F30 |
Natural numbers (educational aspects) |
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97F40 |
Integers, rational numbers (educational aspects) |
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97F50 |
Real numbers, complex numbers (educational aspects) |
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97F60 |
Number theory (educational aspects) |
|
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97F70 |
Measures and units (educational aspects) |
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97F80 |
Ratio and proportion, percentages (educational aspects) |
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97F90 |
Real-life mathematics, practical arithmetic (educational aspects) |
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97F99 |
None of the above, but in this section |