Nome:________________________________________
Turma:_171_
Data:______________________________________
Resolva,mostrando os cálculos e numerando a segunda coluna de acordo com a primeira:
1) [10 x 2+(3: 3+1)] +5= ( )5
2)(10:5 +7) x 2 +(1+4)= ( )42
3) 10- [(6: 3+1):3+1= ( )10
4)(28-2 x 3 x 2):8 -3 x 0= ( )12
5)(5+6+7) : 2+3:3= ( )38
6)[(5+2 x 2) - (8: 4+4)]+1= ( )18
7)7+[(6:1) x 2+3 x 5]= ( )77
8)(20-5:5) x (5:5+1)= ( )8
9)(4 x 6 x 2 - 3 x 1 x 5) : 11+2 x 2= ( )27
10)4+[1+(8:2+8:4):6]= ( )7
11)18+(6:1+2 x 2+1) x 0= ( )27
12)(3+2) x 5+(8-4):2= ( )4
13)6:2+(8:4-16:8) x 5= ( )23
14)100-{40:2 +[(10+5):5]}= ( )19
15)16-[81:(7+2)+2]= ( )3
16)42:(4+3:1)+6:6= ( )34
17)[(1+2 x 4)+3:3]:2+7= ( )2
18)72:9+(8-3):5+10= ( )7
19)180:5+(6:3):2+5= ( )6
20)5:5+3 x 2= ( )7
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