Anúncios
1
500+500÷4=
260
250
253
2
100÷50=
1
2
5
3
25+25÷2=
23
15
25
4
100×9=
800
1000
900
5
700-200×0=
400
800
700
6
591×5=
2.955
2.000
2.494
7
590×1÷2+20=
315
300
312
8
-9(8)+18=
1
2
Zero
9
6(-2)×2÷3
8
-1
-8
10
-90(-2)×1÷2
60
-90
90
11
5-3!×0
-5
5
-2
12
0+0+5!=
80
160
120
