| Oefening 1 | |||||
| 1. | 141 ? 133 = 8 |
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×
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| 2. | 180 ? 104 = 284 |
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×
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| 3. | 87 ? 67 = 20 |
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×
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| 4. | 14 ? 10 = 140 |
×
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| 5. | 148 ? 56 = 92 |
×
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| 6. | 161 ? 141 = 20 |
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+
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×
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| 7. | 164 ? 157 = 7 |
×
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+
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| 8. | 13 ? 6 = 78 |
×
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| 9. | 14 ? 9 = 126 |
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×
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| 10. | 197 ? 75 = 272 |
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×
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+
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| 11. | 13 ? 7 = 91 |
×
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+
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| 12. | 198 ? 181 = 379 |
×
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+
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-
|
|
| Oefening 1 | |||||
| 1. | 141 ? 133 = 8 |
+
|
×
|
-
|
|
| 2. | 180 ? 104 = 284 |
+
|
×
|
-
|
|
| 3. | 87 ? 67 = 20 |
+
|
×
|
-
|
|
| 4. | 14 ? 10 = 140 |
×
|
-
|
+
|
|
| 5. | 148 ? 56 = 92 |
×
|
+
|
-
|
|
| 6. | 161 ? 141 = 20 |
-
|
+
|
×
|
|
| 7. | 164 ? 157 = 7 |
×
|
+
|
-
|
|
| 8. | 13 ? 6 = 78 |
×
|
-
|
+
|
|
| 9. | 14 ? 9 = 126 |
+
|
-
|
×
|
|
| 10. | 197 ? 75 = 272 |
-
|
×
|
+
|
|
| 11. | 13 ? 7 = 91 |
×
|
-
|
+
|
|
| 12. | 198 ? 181 = 379 |
×
|
+
|
-
|
|