| Oefening 1 | |||||
| 1. | 12 ? 10 = 120 |
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×
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| 2. | 12 ? 7 = 84 |
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×
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| 3. | 150 ? 89 = 239 |
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×
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| 4. | 143 ? 67 = 210 |
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×
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| 5. | 118 ? 91 = 209 |
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×
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+
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| 6. | 123 ? 115 = 238 |
+
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×
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| 7. | 195 ? 80 = 275 |
+
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×
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| 8. | 11 ? 5 = 55 |
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×
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+
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| 9. | 174 ? 108 = 66 |
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×
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+
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| 10. | 114 ? 72 = 42 |
×
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+
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| 11. | 8 ? 5 = 40 |
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+
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×
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| 12. | 15 ? 9 = 135 |
×
|
-
|
+
|
|
| Oefening 1 | |||||
| 1. | 12 ? 10 = 120 |
+
|
-
|
×
|
|
| 2. | 12 ? 7 = 84 |
+
|
-
|
×
|
|
| 3. | 150 ? 89 = 239 |
+
|
×
|
-
|
|
| 4. | 143 ? 67 = 210 |
+
|
×
|
-
|
|
| 5. | 118 ? 91 = 209 |
-
|
×
|
+
|
|
| 6. | 123 ? 115 = 238 |
+
|
-
|
×
|
|
| 7. | 195 ? 80 = 275 |
+
|
×
|
-
|
|
| 8. | 11 ? 5 = 55 |
-
|
×
|
+
|
|
| 9. | 174 ? 108 = 66 |
-
|
×
|
+
|
|
| 10. | 114 ? 72 = 42 |
×
|
+
|
-
|
|
| 11. | 8 ? 5 = 40 |
-
|
+
|
×
|
|
| 12. | 15 ? 9 = 135 |
×
|
-
|
+
|
|