| Oefening 1 | |||||
| 1. | 15 ? 12 = 180 |
×
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| 2. | 12 ? 7 = 84 |
×
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| 3. | 150 ? 133 = 17 |
×
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| 4. | 185 ? 158 = 27 |
×
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| 5. | 174 ? 52 = 122 |
+
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×
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| 6. | 83 ? 62 = 21 |
×
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+
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| 7. | 141 ? 89 = 230 |
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×
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+
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| 8. | 14 ? 14 = 196 |
+
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×
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| 9. | 192 ? 65 = 127 |
+
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×
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| 10. | 125 ? 96 = 221 |
×
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+
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| 11. | 187 ? 186 = 373 |
×
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-
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+
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| 12. | 14 ? 5 = 70 |
×
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+
|
-
|
|
| Oefening 1 | |||||
| 1. | 15 ? 12 = 180 |
×
|
+
|
-
|
|
| 2. | 12 ? 7 = 84 |
×
|
+
|
-
|
|
| 3. | 150 ? 133 = 17 |
×
|
-
|
+
|
|
| 4. | 185 ? 158 = 27 |
×
|
+
|
-
|
|
| 5. | 174 ? 52 = 122 |
+
|
×
|
-
|
|
| 6. | 83 ? 62 = 21 |
×
|
-
|
+
|
|
| 7. | 141 ? 89 = 230 |
-
|
×
|
+
|
|
| 8. | 14 ? 14 = 196 |
+
|
-
|
×
|
|
| 9. | 192 ? 65 = 127 |
+
|
×
|
-
|
|
| 10. | 125 ? 96 = 221 |
×
|
+
|
-
|
|
| 11. | 187 ? 186 = 373 |
×
|
-
|
+
|
|
| 12. | 14 ? 5 = 70 |
×
|
+
|
-
|
|