missing-operator/add-sub-medium · Sæt 52
20 problems
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1
46 __ 36 82
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2
50 ○ 5 10, what is ○?
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3
40 ○ 5 8, what is ○?
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4
19 __ 18 1
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5
12 __ 26 38
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6
89 ○ 40 49, what is ○?
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7
2 ○ 11 22, what is ○?
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8
28 ○ 7 4, what is ○?
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9
121 __ 11 11
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10
40 ○ 10 4, what is ○?
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11
18 __ 15 3
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12
15 ○ 3 5, what is ○?
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13
23 __ 24 47
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14
54 ○ 49 5, what is ○?
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15
48 ○ 18 30, what is ○?
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16
8 __ 11 88
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17
10 ○ 39 49, what is ○?
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18
33 ○ 45 78, what is ○?
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19
12 __ 12 144
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20
5 __ 8 40
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