| Oefening 1 | |||||
| 1. | 186 ? 55 = 131 |
×
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| 2. | 14 ? 8 = 112 |
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×
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| 3. | 178 ? 61 = 239 |
×
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+
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| 4. | 124 ? 94 = 30 |
+
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×
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| 5. | 147 ? 54 = 201 |
×
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+
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| 6. | 194 ? 77 = 117 |
×
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+
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| 7. | 176 ? 113 = 289 |
+
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×
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| 8. | 11 ? 9 = 99 |
×
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+
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| 9. | 13 ? 9 = 117 |
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×
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+
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| 10. | 12 ? 5 = 60 |
+
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×
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| 11. | 137 ? 92 = 45 |
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×
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+
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| 12. | 13 ? 13 = 169 |
-
|
×
|
+
|
|
| Oefening 1 | |||||
| 1. | 186 ? 55 = 131 |
×
|
-
|
+
|
|
| 2. | 14 ? 8 = 112 |
-
|
×
|
+
|
|
| 3. | 178 ? 61 = 239 |
×
|
+
|
-
|
|
| 4. | 124 ? 94 = 30 |
+
|
×
|
-
|
|
| 5. | 147 ? 54 = 201 |
×
|
+
|
-
|
|
| 6. | 194 ? 77 = 117 |
×
|
-
|
+
|
|
| 7. | 176 ? 113 = 289 |
+
|
×
|
-
|
|
| 8. | 11 ? 9 = 99 |
×
|
-
|
+
|
|
| 9. | 13 ? 9 = 117 |
-
|
×
|
+
|
|
| 10. | 12 ? 5 = 60 |
+
|
×
|
-
|
|
| 11. | 137 ? 92 = 45 |
-
|
×
|
+
|
|
| 12. | 13 ? 13 = 169 |
-
|
×
|
+
|
|