| Oefening 1 | |||||
| 1. | 184 ? 52 = 236 |
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×
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| 2. | 9 ? 8 = 72 |
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| 3. | 141 ? 114 = 27 |
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| 4. | 138 ? 92 = 230 |
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×
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| 5. | 90 ? 50 = 140 |
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×
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| 6. | 12 ? 7 = 84 |
×
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| 7. | 133 ? 62 = 71 |
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×
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+
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| 8. | 13 ? 12 = 156 |
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×
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| 9. | 9 ? 9 = 81 |
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×
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| 10. | 133 ? 57 = 190 |
×
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+
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| 11. | 197 ? 181 = 378 |
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×
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| 12. | 82 ? 65 = 17 |
+
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-
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×
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|
| Oefening 1 | |||||
| 1. | 184 ? 52 = 236 |
-
|
×
|
+
|
|
| 2. | 9 ? 8 = 72 |
×
|
-
|
+
|
|
| 3. | 141 ? 114 = 27 |
×
|
-
|
+
|
|
| 4. | 138 ? 92 = 230 |
+
|
×
|
-
|
|
| 5. | 90 ? 50 = 140 |
+
|
×
|
-
|
|
| 6. | 12 ? 7 = 84 |
×
|
-
|
+
|
|
| 7. | 133 ? 62 = 71 |
-
|
×
|
+
|
|
| 8. | 13 ? 12 = 156 |
+
|
×
|
-
|
|
| 9. | 9 ? 9 = 81 |
+
|
-
|
×
|
|
| 10. | 133 ? 57 = 190 |
×
|
+
|
-
|
|
| 11. | 197 ? 181 = 378 |
+
|
-
|
×
|
|
| 12. | 82 ? 65 = 17 |
+
|
-
|
×
|
|