| Oefening 1 | |||||
| 1. | 14 ? 9 = 126 |
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×
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| 2. | 155 ? 79 = 76 |
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| 3. | 9 ? 9 = 81 |
×
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| 4. | 193 ? 192 = 385 |
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×
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| 5. | 196 ? 186 = 10 |
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×
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| 6. | 162 ? 81 = 81 |
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×
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| 7. | 158 ? 122 = 280 |
×
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| 8. | 14 ? 12 = 168 |
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×
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| 9. | 15 ? 9 = 135 |
×
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| 10. | 85 ? 82 = 3 |
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| 11. | 10 ? 9 = 90 |
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×
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| 12. | 12 ? 7 = 84 |
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+
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×
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| Oefening 1 | |||||
| 1. | 14 ? 9 = 126 |
-
|
+
|
×
|
|
| 2. | 155 ? 79 = 76 |
+
|
×
|
-
|
|
| 3. | 9 ? 9 = 81 |
×
|
-
|
+
|
|
| 4. | 193 ? 192 = 385 |
-
|
+
|
×
|
|
| 5. | 196 ? 186 = 10 |
+
|
-
|
×
|
|
| 6. | 162 ? 81 = 81 |
-
|
+
|
×
|
|
| 7. | 158 ? 122 = 280 |
×
|
+
|
-
|
|
| 8. | 14 ? 12 = 168 |
-
|
×
|
+
|
|
| 9. | 15 ? 9 = 135 |
×
|
-
|
+
|
|
| 10. | 85 ? 82 = 3 |
×
|
-
|
+
|
|
| 11. | 10 ? 9 = 90 |
+
|
×
|
-
|
|
| 12. | 12 ? 7 = 84 |
-
|
+
|
×
|
|