| Oefening 1 | |||||
| 1. | 18 ? 12 = 216 |
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×
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| 2. | 360 ? 316 = 44 |
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×
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| 3. | 15 ? 11 = 165 |
×
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| 4. | 640 ? 128 = 768 |
×
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| 5. | 940 ? 187 = 1.127 |
×
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| 6. | 18 ? 15 = 270 |
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×
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| 7. | 16 ? 10 = 160 |
×
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| 8. | 439 ? 272 = 167 |
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×
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| 9. | 14 ? 12 = 168 |
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×
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| 10. | 829 ? 193 = 636 |
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×
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| 11. | 800 ? 322 = 1.122 |
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×
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+
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| 12. | 621 ? 221 = 400 |
+
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×
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-
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| Oefening 1 | |||||
| 1. | 18 ? 12 = 216 |
+
|
×
|
-
|
|
| 2. | 360 ? 316 = 44 |
+
|
×
|
-
|
|
| 3. | 15 ? 11 = 165 |
×
|
+
|
-
|
|
| 4. | 640 ? 128 = 768 |
×
|
+
|
-
|
|
| 5. | 940 ? 187 = 1.127 |
×
|
-
|
+
|
|
| 6. | 18 ? 15 = 270 |
+
|
-
|
×
|
|
| 7. | 16 ? 10 = 160 |
×
|
+
|
-
|
|
| 8. | 439 ? 272 = 167 |
+
|
×
|
-
|
|
| 9. | 14 ? 12 = 168 |
+
|
×
|
-
|
|
| 10. | 829 ? 193 = 636 |
+
|
×
|
-
|
|
| 11. | 800 ? 322 = 1.122 |
-
|
×
|
+
|
|
| 12. | 621 ? 221 = 400 |
+
|
×
|
-
|
|