| Oefening 1 | |||||
| 1. | 118 ? 93 = 211 |
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×
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| 2. | 10 ? 9 = 90 |
×
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| 3. | 168 ? 78 = 90 |
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×
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| 4. | 15 ? 9 = 135 |
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×
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| 5. | 116 ? 84 = 200 |
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×
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| 6. | 181 ? 130 = 311 |
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×
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| 7. | 182 ? 144 = 326 |
×
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| 8. | 9 ? 6 = 54 |
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×
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| 9. | 15 ? 7 = 105 |
×
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| 10. | 13 ? 11 = 143 |
+
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×
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| 11. | 69 ? 55 = 124 |
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+
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×
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| 12. | 15 ? 7 = 105 |
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+
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×
|
|
| Oefening 1 | |||||
| 1. | 118 ? 93 = 211 |
+
|
×
|
-
|
|
| 2. | 10 ? 9 = 90 |
×
|
-
|
+
|
|
| 3. | 168 ? 78 = 90 |
-
|
×
|
+
|
|
| 4. | 15 ? 9 = 135 |
-
|
+
|
×
|
|
| 5. | 116 ? 84 = 200 |
+
|
×
|
-
|
|
| 6. | 181 ? 130 = 311 |
-
|
+
|
×
|
|
| 7. | 182 ? 144 = 326 |
×
|
+
|
-
|
|
| 8. | 9 ? 6 = 54 |
+
|
×
|
-
|
|
| 9. | 15 ? 7 = 105 |
×
|
+
|
-
|
|
| 10. | 13 ? 11 = 143 |
+
|
×
|
-
|
|
| 11. | 69 ? 55 = 124 |
-
|
+
|
×
|
|
| 12. | 15 ? 7 = 105 |
-
|
+
|
×
|
|