Oefening 1 | |||||
1. | 37 ? 27 = 10 |
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2. | 77 ? 15 = 92 |
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3. | 49 ? 13 = 36 |
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4. | 6 ? 5 = 30 |
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5. | 93 ? 74 = 19 |
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6. | 10 ? 3 = 30 |
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7. | 6 ? 5 = 30 |
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8. | 8 ? 1 = 8 |
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9. | 44 ? 40 = 84 |
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10. | 7 ? 6 = 42 |
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11. | 7 ? 1 = 7 |
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12. | 86 ? 77 = 9 |
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Oefening 1 | |||||
1. | 37 ? 27 = 10 |
-
|
×
|
+
|
|
2. | 77 ? 15 = 92 |
+
|
-
|
×
|
|
3. | 49 ? 13 = 36 |
+
|
-
|
×
|
|
4. | 6 ? 5 = 30 |
+
|
×
|
-
|
|
5. | 93 ? 74 = 19 |
×
|
+
|
-
|
|
6. | 10 ? 3 = 30 |
-
|
×
|
+
|
|
7. | 6 ? 5 = 30 |
+
|
-
|
×
|
|
8. | 8 ? 1 = 8 |
+
|
×
|
-
|
|
9. | 44 ? 40 = 84 |
-
|
×
|
+
|
|
10. | 7 ? 6 = 42 |
-
|
+
|
×
|
|
11. | 7 ? 1 = 7 |
+
|
×
|
-
|
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12. | 86 ? 77 = 9 |
×
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+
|
-
|