Oefening 1 | |||||
1. | 5 ? 3 = 15 |
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2. | 67 ? 50 = 117 |
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3. | 83 ? 37 = 120 |
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4. | 24 ? 11 = 13 |
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5. | 94 ? 63 = 157 |
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6. | 90 ? 64 = 26 |
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7. | 9 ? 8 = 72 |
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8. | 94 ? 36 = 58 |
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9. | 8 ? 7 = 56 |
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10. | 61 ? 45 = 16 |
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11. | 67 ? 28 = 39 |
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12. | 90 ? 55 = 35 |
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×
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Oefening 1 | |||||
1. | 5 ? 3 = 15 |
×
|
-
|
+
|
|
2. | 67 ? 50 = 117 |
-
|
+
|
×
|
|
3. | 83 ? 37 = 120 |
+
|
-
|
×
|
|
4. | 24 ? 11 = 13 |
×
|
+
|
-
|
|
5. | 94 ? 63 = 157 |
×
|
+
|
-
|
|
6. | 90 ? 64 = 26 |
+
|
×
|
-
|
|
7. | 9 ? 8 = 72 |
×
|
+
|
-
|
|
8. | 94 ? 36 = 58 |
-
|
×
|
+
|
|
9. | 8 ? 7 = 56 |
×
|
+
|
-
|
|
10. | 61 ? 45 = 16 |
-
|
+
|
×
|
|
11. | 67 ? 28 = 39 |
+
|
-
|
×
|
|
12. | 90 ? 55 = 35 |
-
|
×
|
+
|