| Oefening 1 | |||||
| 1. | 15 ? 15 = 225 |
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+
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×
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| 2. | 190 ? 179 = 11 |
×
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+
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| 3. | 185 ? 179 = 6 |
+
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×
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| 4. | 195 ? 168 = 363 |
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×
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+
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| 5. | 162 ? 90 = 72 |
×
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+
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| 6. | 199 ? 73 = 272 |
+
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×
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| 7. | 137 ? 134 = 271 |
×
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+
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| 8. | 10 ? 6 = 60 |
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+
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×
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| 9. | 153 ? 65 = 88 |
+
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×
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| 10. | 183 ? 131 = 52 |
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+
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×
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| 11. | 181 ? 112 = 293 |
×
|
-
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+
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| 12. | 170 ? 145 = 25 |
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|
+
|
×
|
|
| Oefening 1 | |||||
| 1. | 15 ? 15 = 225 |
-
|
+
|
×
|
|
| 2. | 190 ? 179 = 11 |
×
|
-
|
+
|
|
| 3. | 185 ? 179 = 6 |
+
|
×
|
-
|
|
| 4. | 195 ? 168 = 363 |
-
|
×
|
+
|
|
| 5. | 162 ? 90 = 72 |
×
|
-
|
+
|
|
| 6. | 199 ? 73 = 272 |
+
|
×
|
-
|
|
| 7. | 137 ? 134 = 271 |
×
|
-
|
+
|
|
| 8. | 10 ? 6 = 60 |
-
|
+
|
×
|
|
| 9. | 153 ? 65 = 88 |
+
|
-
|
×
|
|
| 10. | 183 ? 131 = 52 |
-
|
+
|
×
|
|
| 11. | 181 ? 112 = 293 |
×
|
-
|
+
|
|
| 12. | 170 ? 145 = 25 |
-
|
+
|
×
|
|