8 - 4.3+144:12+2+7.8 =
3+2.4+5+2.3+2 =
2.(3+2)+3.(5-4) =
6:[2+(8:4) : (12:6)] =
36:12+18:6+3.2.5+48-24-121:11+66:11 =
9:[12-(72:24).(36:12) ] =
3.(169:13-12)+{18:2+6: [2+(8.7):2-[7.7-23) ] } =
Soluções para a tarefa
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a)
= 8 - 4 . 3 + 144 : 12 + 2 + 7.8
= 8 - 12 + 12 + 2 + 56
= - 4 + 14 + 56
= - 4 + 70
= 66
******************************************************
b)
= 3 + 2.4 + 5 + 2.3 + 2
= 3 + 8 + 5 + 6 + 2
= 11 + 13
= 24
************************************************************
c)
= 2 . (3+2) + 3 . (5-4)
= 2 . 5 + 3 .1
= 10 + 3
= 13
******************************************
d)
= 6 : [2 + (8 : 4) : (12 : 6)]
= 6: [ 2 + 2 : 2]
= 6 : [ 2 + 1 ]
= 6 : 3
= 2
*****************************************************************************
e)
= 36 : 12 + 18 : 6 + 3 . 2 . 5 + 48 - 24 - 121:11 + 66 : 11
= 3 + 3 + 6 . 5 + 24 - 11 + 6
= 6 + 30 + 13 + 6
= 36 + 19
= 55
**********************************************************
f)
= 9:[12-(72:24).(36:12) ] =
= 9: [ 12 - (3 . 3)]
= 9 : [ 12 - 9 ]
= 9 : 3
= 3
************************************
g)
3.(169 : 13 - 12) + { 18 : 2 + 6: [ 2 + (8.7) : 2 - [7.7 - 23) ] } =
3 . (13 - 12) + { 9 + 6 : [ 2 + 56 : 2 - (49 - 23)]}
= 3. 1 + { 9 + 6 : [ 2 + 28 - [ 26] }
= 3 + { 9 + 6 : [ 30 - 26 ]}
= 3 + { 9 + 6 : 4}
= 3 + { 9 + 1,5}
= 3 + 9 + 1,5
= 12 + 1,5
= 13,5
= 8 - 4 . 3 + 144 : 12 + 2 + 7.8
= 8 - 12 + 12 + 2 + 56
= - 4 + 14 + 56
= - 4 + 70
= 66
******************************************************
b)
= 3 + 2.4 + 5 + 2.3 + 2
= 3 + 8 + 5 + 6 + 2
= 11 + 13
= 24
************************************************************
c)
= 2 . (3+2) + 3 . (5-4)
= 2 . 5 + 3 .1
= 10 + 3
= 13
******************************************
d)
= 6 : [2 + (8 : 4) : (12 : 6)]
= 6: [ 2 + 2 : 2]
= 6 : [ 2 + 1 ]
= 6 : 3
= 2
*****************************************************************************
e)
= 36 : 12 + 18 : 6 + 3 . 2 . 5 + 48 - 24 - 121:11 + 66 : 11
= 3 + 3 + 6 . 5 + 24 - 11 + 6
= 6 + 30 + 13 + 6
= 36 + 19
= 55
**********************************************************
f)
= 9:[12-(72:24).(36:12) ] =
= 9: [ 12 - (3 . 3)]
= 9 : [ 12 - 9 ]
= 9 : 3
= 3
************************************
g)
3.(169 : 13 - 12) + { 18 : 2 + 6: [ 2 + (8.7) : 2 - [7.7 - 23) ] } =
3 . (13 - 12) + { 9 + 6 : [ 2 + 56 : 2 - (49 - 23)]}
= 3. 1 + { 9 + 6 : [ 2 + 28 - [ 26] }
= 3 + { 9 + 6 : [ 30 - 26 ]}
= 3 + { 9 + 6 : 4}
= 3 + { 9 + 1,5}
= 3 + 9 + 1,5
= 12 + 1,5
= 13,5
aninha2108:
cade os outros 3 ?? me ajuda
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