| Oefening 1 | |||||
| 1. | 97 ? 64 = 161 |
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| 2. | 12 ? 11 = 132 |
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| 3. | 9 ? 9 = 81 |
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| 4. | 146 ? 85 = 61 |
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| 5. | 15 ? 9 = 135 |
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| 6. | 171 ? 52 = 119 |
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| 7. | 12 ? 8 = 96 |
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| 8. | 140 ? 125 = 265 |
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| 9. | 15 ? 8 = 120 |
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| 10. | 15 ? 11 = 165 |
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| 11. | 162 ? 130 = 32 |
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| 12. | 193 ? 179 = 14 |
×
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+
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| Oefening 1 | |||||
| 1. | 97 ? 64 = 161 |
×
|
-
|
+
|
|
| 2. | 12 ? 11 = 132 |
×
|
+
|
-
|
|
| 3. | 9 ? 9 = 81 |
+
|
×
|
-
|
|
| 4. | 146 ? 85 = 61 |
×
|
+
|
-
|
|
| 5. | 15 ? 9 = 135 |
×
|
-
|
+
|
|
| 6. | 171 ? 52 = 119 |
×
|
-
|
+
|
|
| 7. | 12 ? 8 = 96 |
×
|
-
|
+
|
|
| 8. | 140 ? 125 = 265 |
×
|
-
|
+
|
|
| 9. | 15 ? 8 = 120 |
×
|
-
|
+
|
|
| 10. | 15 ? 11 = 165 |
-
|
+
|
×
|
|
| 11. | 162 ? 130 = 32 |
×
|
+
|
-
|
|
| 12. | 193 ? 179 = 14 |
×
|
+
|
-
|
|