| Oefening 1 | |||||
| 1. | 193 ? 181 = 374 |
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×
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+
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| 2. | 120 ? 68 = 52 |
×
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+
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| 3. | 8 ? 7 = 56 |
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×
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| 4. | 180 ? 163 = 17 |
+
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×
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| 5. | 194 ? 176 = 370 |
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+
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×
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| 6. | 139 ? 67 = 206 |
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+
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×
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| 7. | 117 ? 67 = 184 |
×
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+
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| 8. | 15 ? 9 = 135 |
×
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+
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| 9. | 177 ? 125 = 52 |
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+
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×
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| 10. | 181 ? 70 = 111 |
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+
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×
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| 11. | 180 ? 146 = 326 |
+
|
×
|
-
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| 12. | 161 ? 125 = 286 |
+
|
×
|
-
|
|
| Oefening 1 | |||||
| 1. | 193 ? 181 = 374 |
-
|
×
|
+
|
|
| 2. | 120 ? 68 = 52 |
×
|
-
|
+
|
|
| 3. | 8 ? 7 = 56 |
+
|
-
|
×
|
|
| 4. | 180 ? 163 = 17 |
+
|
×
|
-
|
|
| 5. | 194 ? 176 = 370 |
-
|
+
|
×
|
|
| 6. | 139 ? 67 = 206 |
-
|
+
|
×
|
|
| 7. | 117 ? 67 = 184 |
×
|
+
|
-
|
|
| 8. | 15 ? 9 = 135 |
×
|
-
|
+
|
|
| 9. | 177 ? 125 = 52 |
-
|
+
|
×
|
|
| 10. | 181 ? 70 = 111 |
-
|
+
|
×
|
|
| 11. | 180 ? 146 = 326 |
+
|
×
|
-
|
|
| 12. | 161 ? 125 = 286 |
+
|
×
|
-
|
|