| Oefening 1 | |||||
| 1. | 8 ? 3 = 24 |
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×
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| 2. | 60 ? 30 = 90 |
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×
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| 3. | 44 ? 29 = 73 |
×
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| 4. | 84 ? 19 = 103 |
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×
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| 5. | 69 ? 18 = 51 |
×
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| 6. | 56 ? 16 = 40 |
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×
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| 7. | 9 ? 4 = 36 |
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×
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| 8. | 47 ? 15 = 32 |
×
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| 9. | 100 ? 83 = 17 |
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×
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| 10. | 41 ? 27 = 14 |
×
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| 11. | 10 ? 1 = 10 |
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+
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×
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| 12. | 65 ? 17 = 82 |
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-
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×
|
|
| Oefening 1 | |||||
| 1. | 8 ? 3 = 24 |
+
|
-
|
×
|
|
| 2. | 60 ? 30 = 90 |
-
|
×
|
+
|
|
| 3. | 44 ? 29 = 73 |
×
|
-
|
+
|
|
| 4. | 84 ? 19 = 103 |
+
|
-
|
×
|
|
| 5. | 69 ? 18 = 51 |
×
|
-
|
+
|
|
| 6. | 56 ? 16 = 40 |
+
|
-
|
×
|
|
| 7. | 9 ? 4 = 36 |
+
|
×
|
-
|
|
| 8. | 47 ? 15 = 32 |
×
|
+
|
-
|
|
| 9. | 100 ? 83 = 17 |
-
|
+
|
×
|
|
| 10. | 41 ? 27 = 14 |
×
|
-
|
+
|
|
| 11. | 10 ? 1 = 10 |
-
|
+
|
×
|
|
| 12. | 65 ? 17 = 82 |
+
|
-
|
×
|
|