| Oefening 1 | |||||
| 1. | 4 ? 2 = 8 |
×
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| 2. | 9 ? 8 = 72 |
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| 3. | 96 ? 61 = 35 |
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| 4. | 100 ? 35 = 135 |
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×
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| 5. | 97 ? 67 = 164 |
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| 6. | 96 ? 75 = 21 |
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×
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| 7. | 83 ? 21 = 104 |
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×
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| 8. | 9 ? 9 = 81 |
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| 9. | 95 ? 66 = 29 |
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×
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| 10. | 39 ? 16 = 23 |
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×
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| 11. | 34 ? 16 = 50 |
×
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| 12. | 83 ? 45 = 38 |
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+
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×
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|
| Oefening 1 | |||||
| 1. | 4 ? 2 = 8 |
×
|
+
|
-
|
|
| 2. | 9 ? 8 = 72 |
-
|
×
|
+
|
|
| 3. | 96 ? 61 = 35 |
+
|
×
|
-
|
|
| 4. | 100 ? 35 = 135 |
+
|
-
|
×
|
|
| 5. | 97 ? 67 = 164 |
×
|
+
|
-
|
|
| 6. | 96 ? 75 = 21 |
+
|
-
|
×
|
|
| 7. | 83 ? 21 = 104 |
+
|
×
|
-
|
|
| 8. | 9 ? 9 = 81 |
-
|
×
|
+
|
|
| 9. | 95 ? 66 = 29 |
-
|
×
|
+
|
|
| 10. | 39 ? 16 = 23 |
-
|
+
|
×
|
|
| 11. | 34 ? 16 = 50 |
×
|
+
|
-
|
|
| 12. | 83 ? 45 = 38 |
-
|
+
|
×
|
|