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Study
SOMA E SUBTRAÇÃO
0
%
0
0
0
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Restart
25+25
50
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Okay!
100-43
57
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Okay!
15+7
22
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Okay!
16+9
25
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Okay!
31+12
43
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Okay!
12+2
14
Oops!
Okay!
22-11
11
Oops!
Okay!
45-8
37
Oops!
Okay!
51-51
0
Oops!
Okay!
5+34
39
Oops!
Okay!
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