E aí pessoal? Vamos resolver algumas expressões numéricas com números naturais? Divirtam-se!!!

1. www.matemaster1.blogspot.com.br Professor: Mário André
LISTA DE EXERCÍCIOS – EXPRESSÕES NUMÉRICAS COM NÚMEROS
NATURAIS
1) Resolva as expressões numéricas abaixo, as quais envolvem adição e
subtração.
a) 300 – {120 – [80 – (20 – 10)]}
b) 30 – {20 – [ 14 – (3 + 5) + 4]}
c) {[(10 – 5) + (2 + 3) – (6 – 3)]}
d) 136 – {72 – [24 – (16 – 6)]}
e) 420 + {840 – [(160 + 400) + (400 – 160)]}
f) 198 + 72 – [240 – (146 + 36) – 8] + 30
g) (12 – 8 + 5) + {6 – [12 – 1 + 11) – 18]} – (17 – 15 – 1)
h) 25 – {36 – [4 + (18 – 1 + 10) – (6 – 2)]}
i) {[23 – (6 + 7 – 12)] – [(12 – 6) – (5 – 2)]} + (12 – 3 + 5)
j) 100 – {25 + [14 – (10 + 5 – 4) – (12 – 3 – 6)] + 75}
2) Resolva as expressões numéricas abaixo, as quais envolvem adição, subtração
e multiplicação.
a) 4 + 3 . 5 – 6 . 2
b) 13 – 4 . 3 + 12 . 4
c) (5 + 2 . 3) – (4 – 3 . 1)
d) 6 . 9 – (5 + 2 . 6) – (12 – 4 . 3)
e) (14 – 2 . 3) . 5 – [6 . (5 – 2 . 2) – 3 . 2] . (17 + 4 . 5)
f) (23 – 5 . 4 + 3) + 5.[(12 – 4 . 2) . 3 – (25 – 6 . 4) – 1]
g) {6 + 4 . [18 – (3 + 2 . 5) – (4 . 3 – 6 – 3 . 2)]} + (4 + 3 . 2)
h) {8 + 5 . 4 – 2 . [3 + (4 – 2 . 1) . 5 – 3 . 4]} – [2 + (2 + 5 . 4)]
i) (36 – 14 . 2) + {[15 + (5 . 4 – 3 . 2) . 5 – 3 . 6] – (2 + 9 . 3)} . 2
j) 13 . {[6 + (15 – 3 . 4) . 2 – (8 + 2 . 2)] + (6 + 4 . 3) – 18]
3) Resolva as expressões numéricas abaixo, as quais envolvem adição,
subtração, multiplicação e divisão.
a) 13 + 52 : 13 – 4 . 8 : 16
b) (7 – 25 : 5) . 3 + (28 – 4 . 5) : 4
c) (26 – 4 . 3) : 7 + [6 + (5 + 8 : 4) – 3] : 2
d) 17 + [(6 + 4 . 7) : 2 – (13 – 4 . 2) . 3] . (16 – 7 . 2)
e) 29 – (4 + 3 . 2) : 5 – [18 – (16 – 7 . 2) . 4] : (18 – 4 . 4)
f) 28 – {7 . 5 : [15 – (6 + 3 . 8) : 6 – 5 . (14 . 3 – 8 . 6 : 4) : 30]} . (9 – 4 . 2)
g) {13 + [5 – 6 . (18 – 4 . 3 – 8 : 2) : 3] . (4 + 6 : 3)} – (6 + 3 . 2)
h) {(35 – 5 . 4 + 3 . 2) + 6 . [(5 + 16) . 3 – (15 – 6 . 2) . 4] : 3} : (9 – 2 . 3)

2. www.matemaster1.blogspot.com.br Professor: Mário André
i) (4 + 2 . 5 – 2 . 3) + {104 – [18 . (10 – 4 . 2 + 6 . 4) – 5 . (34 – 7 . 3) – 3] : 40 +
84}
j) 116 – {15 + 6 . (13 + 9 . 4) : (8 – 3 . 2 + 1) – [(15 . 4 – 8 . 6) – (18 : 3 + 4)]}
4) Resolva as expressões numéricas abaixo, as quais envolvem as quatro
operações matemáticas e potenciação.
a) 72 – 32
. 4 + 52
: 5
b) (13 + 12 : 6)2
: 5 – (29 – 43
: 8) : 7
c) (5 . 9 – 23
. 4) : 13 + [9 – (17 – 3 . 5)2
+ 23
] : 13
d) (39 – 24 : 4 . 3) : 7 + [(6 + 5 . 3) – (92
– 7 . 3) : 3]5
e) 96 – [4 + (6 . 5 – 3 . 2 – 4)2
– (17 + 3 . 9)] : 22
– 6
f) 121 : [72
– (45 – 32
. 13 : 39) + 4]2
+ (6 – 81 : 34
)
g) 125 : (32
+ 42
) – {[8 + (7 – 8 : 2)3
] : 5 – [6 + (2 + 4 . 3)] : 10}
h) 18 – [43 – (6 – 4 : 2)2
. (8 + 53
: 25) : 13] : 32
i) {120 – (4 + 6 . 2) : [9 – (4 . 2 – 23
)5
– (8 – 21 : 7)]2
} – 9
j) {86 – 5 . [25
– 6 . (40 – 6 . 5 – 23
)] : (8 + 4.3)} – (72
– 32
)
5) Resolva as seguintes expressões numéricas:
a) 40 – (26 + 4) + (18 – 15 + 7)
b) 23 – {(10 – 5 + 3) – {(15 – 4 + 2) – (10 + 1 – 2)
c) {12 + 25 . [(8 – 3 . 2) . (5 + 4 . 3 – 10) – 5 . 2]} – [8 – (15 – 6 . 2) . 2}
d) (3 + 14 . 6 – 7) : 8 + {25 . [16 – (4 . 3 – 6) + (15 . 2 – 81 : 3) – 10] – (8 + 8 .
8)}
e) (3 + 3 . 3) – [64 . (7 . 2 – 3 . 4) – (11 + 10 . 12 – 7)] . {(2 + 5 . 3) + [(6 . 5 – 19)
. 7 + 8]} : (5 . 6 + 4)
f) {(6 . 2 – 23
)2
+ 23
. [(6 + 4 . 5 + 2) – (6 + 2 . 3) : (23
– 2)] – (6 – 22
)2
} : 4
g) [(3 . 7 - 3 . 4) + (6 . 5 . 23
+ 1)] : (1 + 2 . 2)3
+ 7 . (9 . 7 – 5 . 4 – 35) : 4
h) 34
: {(3 . 2 – 1)2
– [(12 – 32
)3
: 9] + (20 – 3 . 5)}
i) (5 . 4 – 5) . 22
– 25
: (8 – 22
) + 50] : {(6 . 5 – 5) – [6 + (23
+ 1) . 2 : (3 . 5 – 6)]}
j) {(7 – 5)3
– [(5 . 5 – 13) + (24
+ 1) – (4 . 3 – 5)]} : 5 + 32
. 2 – (43
– 52
) : 3
k) {(1 + 2 . 5) . [23
. 10 – 1) . 2 – (5 . 10 – 32
)]} : {(15 . 10 – 7) . 32
]
l) (11 + 62
) + (52
– 3 . 7) . (5 . 8 + 1 – 3 . 6 – 22)10
. {23 – [2 . 9 + (13 – 23
) –
50
]}4
m) [(5 . 6 – 1) – 11 . (33
+ 1) : (3 . 13 – 52
)]2
+ [81 – (2 + 5 . 8) . (15 – 32
)0
] : (3 +
5 . 2)
n) (4 . 7 – 23
) – (62
– 4 . 5 – 13) . {(3 . 5 – 23
) + (6 . 3 – 42
)3
: 4 – [20 – 6 . (32
–
5) : 2]}
o) {(32
– 2)3
: (3 . 8 + 52
) + [(7 . 8 – 25
) – 3 . 8] + 54 : 6} : (6 . 9 – 52)

3. www.matemaster1.blogspot.com.br Professor: Mário André
GABARITO
QUESTÃO 1
a) 250
b) 20
c) 7
d) 78
e) 460
f) 250
g) 10
h) 16
i) 33
j) 10
QUESTÃO 2
a) 7
b) 49
c) 10
d) 37
e) 40
f) 56
g) 36
h) 2
i) 84
j) 0
QUESTÃO 3
a) 15
b) 8
c) 7
d) 21
e) 22
f) 21
g) 23
h) 41
i) 186
j) 5
QUESTÃO 4
a) 41
b) 42
c) 2
d) 4
e) 0
f) 6
g) 0
h) 15
i) 110
j) 41
QUESTÃO 5
a) 20
b) 19
c) 110
d) 13
e) 0
f) 55
g) 16
h) 3
i) 6
j) 7
k) 1
l) 51
m) 52
n) 17
o) 8