number-sense/patterns/missing-operator · Sæt 21
20 problems
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1
1 __ 9 10
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2
8 __ 9 72
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3
15 ○ 10 5, what is ○?
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4
10 __ 2 8
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5
6 __ 6 36
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6
12 ○ 5 7, what is ○?
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7
12 __ 4 8
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8
5 __ 1 6
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9
10 __ 1 11
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10
60 ○ 6 10, what is ○?
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11
3 ○ 4 12, what is ○?
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12
7 ○ 10 17, what is ○?
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13
14 __ 6 8
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14
8 __ 3 24
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15
49 __ 7 7
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16
7 ○ 9 63, what is ○?
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17
10 ○ 3 7, what is ○?
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18
10 __ 8 80
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19
3 __ 10 30
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20
10 __ 4 14
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