| Oefening 1 | |||||
| 1. | 12 ? 10 = 120 |
×
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+
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| 2. | 184 ? 76 = 108 |
+
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×
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| 3. | 187 ? 100 = 287 |
×
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+
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| 4. | 12 ? 11 = 132 |
+
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×
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| 5. | 8 ? 7 = 56 |
×
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+
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| 6. | 142 ? 64 = 78 |
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+
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×
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| 7. | 191 ? 129 = 320 |
+
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×
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| 8. | 144 ? 108 = 36 |
×
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+
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| 9. | 13 ? 5 = 65 |
×
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+
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| 10. | 9 ? 6 = 54 |
×
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-
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+
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| 11. | 13 ? 12 = 156 |
×
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+
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| 12. | 149 ? 140 = 9 |
×
|
+
|
-
|
|
| Oefening 1 | |||||
| 1. | 12 ? 10 = 120 |
×
|
+
|
-
|
|
| 2. | 184 ? 76 = 108 |
+
|
-
|
×
|
|
| 3. | 187 ? 100 = 287 |
×
|
+
|
-
|
|
| 4. | 12 ? 11 = 132 |
+
|
-
|
×
|
|
| 5. | 8 ? 7 = 56 |
×
|
+
|
-
|
|
| 6. | 142 ? 64 = 78 |
-
|
+
|
×
|
|
| 7. | 191 ? 129 = 320 |
+
|
×
|
-
|
|
| 8. | 144 ? 108 = 36 |
×
|
-
|
+
|
|
| 9. | 13 ? 5 = 65 |
×
|
+
|
-
|
|
| 10. | 9 ? 6 = 54 |
×
|
-
|
+
|
|
| 11. | 13 ? 12 = 156 |
×
|
+
|
-
|
|
| 12. | 149 ? 140 = 9 |
×
|
+
|
-
|
|