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CÁLCULO MENTAL
0
%
0
0
0
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Restart
820-200
620
Oops!
Okay!
510+20
530
Oops!
Okay!
230+100
330
Oops!
Okay!
123+200
323
Oops!
Okay!
300-200
100
Oops!
Okay!
45+20
65
Oops!
Okay!
300+300
600
Oops!
Okay!
277+300
577
Oops!
Okay!
700-100
600
Oops!
Okay!
900-300
600
Oops!
Okay!
200-200
0
Oops!
Okay!
21+10
31
Oops!
Okay!
652+300
952
Oops!
Okay!
830-10
820
Oops!
Okay!
520+20
540
Oops!
Okay!
456+200
656
Oops!
Okay!
265-100
165
Oops!
Okay!
450+20
470
Oops!
Okay!
560-10
550
Oops!
Okay!
754-200
554
Oops!
Okay!
544-100
444
Oops!
Okay!
770+20
790
Oops!
Okay!
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