| Oefening 1 | |||||
| 1. | 15 ? 9 = 135 |
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×
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| 2. | 13 ? 6 = 78 |
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×
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| 3. | 170 ? 65 = 105 |
×
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| 4. | 15 ? 8 = 120 |
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×
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| 5. | 159 ? 102 = 261 |
×
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| 6. | 194 ? 104 = 90 |
×
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| 7. | 6 ? 5 = 30 |
×
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| 8. | 109 ? 103 = 212 |
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×
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| 9. | 94 ? 89 = 183 |
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+
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×
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| 10. | 129 ? 93 = 36 |
×
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| 11. | 65 ? 54 = 119 |
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×
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+
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| 12. | 13 ? 8 = 104 |
+
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×
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-
|
|
| Oefening 1 | |||||
| 1. | 15 ? 9 = 135 |
+
|
-
|
×
|
|
| 2. | 13 ? 6 = 78 |
+
|
×
|
-
|
|
| 3. | 170 ? 65 = 105 |
×
|
+
|
-
|
|
| 4. | 15 ? 8 = 120 |
-
|
×
|
+
|
|
| 5. | 159 ? 102 = 261 |
×
|
-
|
+
|
|
| 6. | 194 ? 104 = 90 |
×
|
+
|
-
|
|
| 7. | 6 ? 5 = 30 |
×
|
+
|
-
|
|
| 8. | 109 ? 103 = 212 |
-
|
×
|
+
|
|
| 9. | 94 ? 89 = 183 |
-
|
+
|
×
|
|
| 10. | 129 ? 93 = 36 |
×
|
+
|
-
|
|
| 11. | 65 ? 54 = 119 |
-
|
×
|
+
|
|
| 12. | 13 ? 8 = 104 |
+
|
×
|
-
|
|