| Oefening 1 | |||||
| 1. | 129 ? 110 = 19 |
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×
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| 2. | 169 ? 80 = 89 |
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×
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| 3. | 10 ? 7 = 70 |
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+
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×
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| 4. | 68 ? 59 = 127 |
×
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+
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| 5. | 168 ? 86 = 254 |
+
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×
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| 6. | 136 ? 99 = 235 |
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+
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×
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| 7. | 162 ? 97 = 259 |
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×
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+
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| 8. | 66 ? 53 = 13 |
+
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×
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| 9. | 6 ? 5 = 30 |
×
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+
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| 10. | 15 ? 13 = 195 |
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+
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×
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| 11. | 111 ? 72 = 39 |
+
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×
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| 12. | 138 ? 117 = 255 |
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|
+
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×
|
|
| Oefening 1 | |||||
| 1. | 129 ? 110 = 19 |
-
|
×
|
+
|
|
| 2. | 169 ? 80 = 89 |
+
|
-
|
×
|
|
| 3. | 10 ? 7 = 70 |
-
|
+
|
×
|
|
| 4. | 68 ? 59 = 127 |
×
|
-
|
+
|
|
| 5. | 168 ? 86 = 254 |
+
|
×
|
-
|
|
| 6. | 136 ? 99 = 235 |
-
|
+
|
×
|
|
| 7. | 162 ? 97 = 259 |
-
|
×
|
+
|
|
| 8. | 66 ? 53 = 13 |
+
|
×
|
-
|
|
| 9. | 6 ? 5 = 30 |
×
|
+
|
-
|
|
| 10. | 15 ? 13 = 195 |
-
|
+
|
×
|
|
| 11. | 111 ? 72 = 39 |
+
|
-
|
×
|
|
| 12. | 138 ? 117 = 255 |
-
|
+
|
×
|
|