Question

EXERCICIOS SOBRE EXPRESSÕES NUMERICAS I RESOLVA AS ESPRESSOES NUMERICAS."
1) 5+ 3 x 9
2) 6 + 24:8
3) 38-9×4
4)15 - 20:4+8=
5) 6x3+7)+(4X8-7)
6) (3+33:3)×(12:3+1 )
7)20-(8x 2 + 4):(15:5+ 1]
8) 38+ [ 7 X 16+3)-(1783)
9) 120: 3x15+(2x2+11
10) 16+ [2+ (5x3)-(21:7 +10)]
11) 100-3 [× 5+8:2-[ 3x (7-6) ​

Answer 1

Resposta:

1-a) 5+3x9

     5+27

      32

b)6+24:8

6+3

9

c)38-9x4

38-36

2

d)15-20:4+8

15-5+8

10+8

18

e)(6x3+7)+(4x8-7)

(18+7)+(32-7)

25+25

50

f)(3+33:3)x(12:3+1)

(3+11)x(4+1)

14x5

70

g)20-(8x2+4):(15:5+1)

20-(32+4):(3+1)

20-36:4

20-9

11

h)38+[7x(16+3)-(1783)

38+[7x19-1783]38+133-1783

171-1783

1612

i)120:3x15+(2x2+11)

120:3x15+(4+11)

40x15+15600+15

615

j)16+[2+(5x3)-(21:7+10)]

16+[2+15-(3+10)]

16+[2+15-13]

16+2+15-13

18+15-13

33-13

20