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Знайди невідоме число
0
%
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?+30=50
20
Oops!
Okay!
10-?=5
5
Oops!
Okay!
?-4=12
16
Oops!
Okay!
6+?=12
6
Oops!
Okay!
12+?=15
3
Oops!
Okay!
20-?=12
8
Oops!
Okay!
?-4=6
10
Oops!
Okay!
7+?=17
10
Oops!
Okay!
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