Oefening 1 | |||||
1. | 72 ? 50 = 122 |
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2. | 5 ? 3 = 15 |
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3. | 82 ? 24 = 58 |
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4. | 80 ? 20 = 60 |
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5. | 99 ? 62 = 161 |
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6. | 39 ? 36 = 75 |
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7. | 5 ? 1 = 5 |
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8. | 82 ? 68 = 14 |
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9. | 48 ? 13 = 35 |
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10. | 10 ? 3 = 30 |
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11. | 28 ? 22 = 6 |
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12. | 81 ? 48 = 129 |
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Oefening 1 | |||||
1. | 72 ? 50 = 122 |
×
|
+
|
-
|
|
2. | 5 ? 3 = 15 |
×
|
+
|
-
|
|
3. | 82 ? 24 = 58 |
-
|
×
|
+
|
|
4. | 80 ? 20 = 60 |
×
|
+
|
-
|
|
5. | 99 ? 62 = 161 |
-
|
+
|
×
|
|
6. | 39 ? 36 = 75 |
+
|
×
|
-
|
|
7. | 5 ? 1 = 5 |
+
|
-
|
×
|
|
8. | 82 ? 68 = 14 |
×
|
-
|
+
|
|
9. | 48 ? 13 = 35 |
-
|
×
|
+
|
|
10. | 10 ? 3 = 30 |
×
|
+
|
-
|
|
11. | 28 ? 22 = 6 |
×
|
+
|
-
|
|
12. | 81 ? 48 = 129 |
×
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+
|
-
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