Exercícios Expressões Numéricas (6º
ano)
1)
Resolva
as expressões numéricas abaixo:
a)
7
– ( 1 + 3) =
b)
9
– ( 5 – 1 + 2) =
c)
10
– ( 2 + 5 ) + 4 =
d)
(
13 – 7 ) + 8 – 1 =
e)
15
– ( 3 + 2) – 6 =
f)
(
10 – 4 ) – ( 9 -8) + 3 =
g)
50
– [ 37 – ( 15 – 8 ) ] =
h)
28
+ [50 – (24 – 2) -10 ] =
i)
20 + [ 13 + (10 – 6) + 4] =
j)
52 – { 12 + [ 15 – ( 8 – 4)]} =
k)
25 + { 12 + [ 2 – ( 8 – 6 ) + 2 ]} =
l)
{ [ ( 18 – 3 ) + ( 7 + 5) – 2 ] + 5 } – 12 =
m) 65 – { 30 – [ 20 – ( 10 – 1 + 6) + 1 ]} =
n)
45
+ { 15 – [ ( 10 – 8 ) + ( 7 – 4) – 3 ] – 4 } =
o)
40 + { 50 – [35 – ( 25 +5) – 1 ]} + 7 =
p)
38
– { 20 – [ 22 – ( 5 + 3) + ( 7 – 4 +1)]} =
q) 26 + { 12 – [ ( 30 – 18) + ( 4 – 1) – 6 ] – 1
} =
r
) 25 - [10 + (7 - 4)] =
s)
32 + [10 - (9 - 4) + 8] =
t)
45 - [12 – 4 + (2 + 1)] =
Obrigado <3
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