| Oefening 1 | |||||
| 1. | 11 ? 11 = 121 |
×
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| 2. | 14 ? 12 = 168 |
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×
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| 3. | 199 ? 59 = 140 |
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×
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| 4. | 132 ? 106 = 26 |
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×
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| 5. | 15 ? 10 = 150 |
+
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×
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| 6. | 153 ? 110 = 43 |
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+
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×
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| 7. | 15 ? 9 = 135 |
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+
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×
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| 8. | 10 ? 9 = 90 |
×
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+
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| 9. | 74 ? 60 = 134 |
×
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| 10. | 168 ? 154 = 14 |
+
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×
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| 11. | 115 ? 94 = 21 |
+
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×
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| 12. | 105 ? 54 = 159 |
+
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×
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-
|
|
| Oefening 1 | |||||
| 1. | 11 ? 11 = 121 |
×
|
+
|
-
|
|
| 2. | 14 ? 12 = 168 |
-
|
×
|
+
|
|
| 3. | 199 ? 59 = 140 |
-
|
+
|
×
|
|
| 4. | 132 ? 106 = 26 |
-
|
×
|
+
|
|
| 5. | 15 ? 10 = 150 |
+
|
-
|
×
|
|
| 6. | 153 ? 110 = 43 |
-
|
+
|
×
|
|
| 7. | 15 ? 9 = 135 |
-
|
+
|
×
|
|
| 8. | 10 ? 9 = 90 |
×
|
-
|
+
|
|
| 9. | 74 ? 60 = 134 |
×
|
-
|
+
|
|
| 10. | 168 ? 154 = 14 |
+
|
-
|
×
|
|
| 11. | 115 ? 94 = 21 |
+
|
-
|
×
|
|
| 12. | 105 ? 54 = 159 |
+
|
×
|
-
|
|