missing-operator/add-sub-medium · Sæt 13
20 problems
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1
63 __ 28 35
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2
73 ○ 46 27, what is ○?
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3
73 ○ 36 37, what is ○?
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4
40 ○ 5 35, what is ○?
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5
54 ○ 9 6, what is ○?
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6
7 ○ 9 63, what is ○?
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7
21 __ 16 37
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8
7 ○ 5 35, what is ○?
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9
21 __ 8 29
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10
16 __ 7 9
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11
12 ○ 9 21, what is ○?
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12
37 ○ 24 13, what is ○?
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13
37 __ 11 48
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14
9 __ 10 90
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15
56 ○ 46 10, what is ○?
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16
10 __ 2 20
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17
9 __ 11 99
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18
81 __ 46 35
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19
6 ○ 12 72, what is ○?
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20
2 __ 11 22
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