missing-operator/add-sub-medium · Sæt 75
20 problems
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1
4 ○ 3 12, what is ○?
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2
40 __ 5 8
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3
56 ○ 39 17, what is ○?
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4
2 __ 25 27
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5
3 ○ 5 15, what is ○?
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6
49 __ 7 7
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7
84 __ 43 41
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8
20 __ 4 16
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9
5 ○ 6 30, what is ○?
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10
50 __ 11 61
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11
18 __ 9 27
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12
25 __ 6 31
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13
2 ○ 9 18, what is ○?
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14
12 __ 6 2
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15
110 __ 11 10
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16
3 __ 11 33
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17
72 __ 8 9
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18
17 __ 24 41
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19
44 ○ 50 94, what is ○?
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20
10 __ 2 20
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