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reforcandomatematica.blogspot.com 
Expressão Numérica 
1 
 
1. Resolva as expressões numéricas. 
a) 38 + 20 – 16 
 
 
b) 15 – 5 – 2 + 6 – 1 
 
 
 
c) 42 – 20 – 10 + 3 
 
 
 
d) 12 + 8 + 20 – 30 – 8 
 
 
 
e) 40 – 8 × 2 – 6 × 3 
 
 
 
f) 7 + 3 × 9 – 5 × 5 
 
 
 
g) 5 × 3 + 16 : 4 – 19 
 
 
h) 16 + 3 × 4 – 10 : 5 
 
 
i) 15 – 5 – (2 + 6) – 1 
 
 
 
j) 15 – (5 – 2 + 6) – 1 
 
 
 
k) 5 + 6 × (2 + 5) – 10 
 
 
 
l) 7 × (10 – 8) + (5 – 3) 
 
 
 
m) 8 – 3 : (2 + 1) + 2 × 4 
 
 
 
n) (6 × 8) : 24 + 5 – 2 × (3 – 2) 
 
 
 
 
o) 3 + 2 × (18 : 6 + 4) – 10 
 
 
 
 
 
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Expressão Numérica 
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p) 3 + [5 + 3 × 4 – (8 + 4)] 
 
 
 
 
q) 2 + [(5 × 2) : 2 – (4 × 0 × 2)] 
 
 
 
 
r) [25 – (4 × 2)] + [1 + 27] 
 
 
 
 
s) 36 + 2 × [16 – 2 × (8 – 3 × 1)] – 9 × 5 
 
 
 
 
t) {32 – [5 + (3 × 7 – 4)]} : 5 + 9 × 2 – (64 – 60) × 5 
 
 
 
 
u) 33 + {2 × 7 – [6 + (10 – 2 × 4) + 1] + 16} – 49 + 1 
 
 
 
 
v) {21 + [7 × (33 – 22) – 50] : (9 × 3)} : 11 + 8 
 
 
 
 
w) 35 – {5 + [15 : (3 + 2) – (18 + 2) : 10] +3 × (5 + 2) +3} 
 
 
 
 
x) 23 + 5 × 3 – 4² 
 
 
 
 
y) 32 : 9 + 5 × 16 – 40 
 
 
 
 
z) 32 × 5 – 62 + 23 + 14 
 
 
 
 
aa) 102 : 52 + 30 × 22 – 23 
 
 
 
 
 
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Expressão Numérica 
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bb) 6 + (2 × 5 – 32) × 2 
 
 
 
 
cc) 20 – 5 × (22 – 1) + 22 – 3 × (3 – 2) 
 
 
 
 
dd) (32 + 1) : 5 + (5 – 3)2 – (42 – 3 × 5) 
 
 
 
 
ee) (42 – 4 × 3) × 2 + 32 × 2 – 40 : 4 
 
 
 
ff) 92 : (52 + 2) + (3 + 1)2 : 23 – 100 
 
 
 
 
gg) 53 – (3 × 2 + 1)2 + (32 + 42) : 52 – 15 
 
 
 
 
 
hh) 80 – [25 – 3 × (22 – 1)] 
 
 
 
ii) [12 : 22 + 10 × (11 – 32) + 2] : (3 × 2 – 1)2 
 
 
 
 
jj) 122 – [42 + 3 × (102 – 82)] + (32 + 23 – 1) : 42 
 
 
 
 
kk) 10 + 2 × [33 + (52 – 3 × 8) + 4] – (62 : 9 + 2) 
 
 
 
 
ll) {5 + 2 × [15 – (24 : 8) + 3 × (23 – 7)] – 33} 
 
 
 
 
mm) {32 : [(9 – 16 : 2)]} : {15 : (22 + 1)} 
 
 
 
 
 
 
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Expressão Numérica 
4 
 
nn) 2 : {3 + 2 × [5 – 2 : 2] + 5 (3 – 12) 
 
 
 
 
oo) 30 : {23 × [52 – 23 × (4 – 3)2 – (3 × 5)]} : 5 
 
 
 
 
pp) (3 × 2)2 : 9 –2 × √4 
 
 
 
qq) 5² : 5 + 6 : (5 – 2) – √9 
 
 
 
rr) 10 : (32 – 4) – 5 × (√16 – 4) 
 
 
 
ss) 6 + √81 × 2 (9 : 9) – 23 
 
 
 
 
tt) 50 – 3 × (10 : 5 + 1)2 – (√25 – √16)2 
 
 
uu) [100 : 25 + 3 × (√9 + 22)] 
 
 
 
vv) 34 : [24 × 3 – (102 : √25 + 3 – 7 + 4)] 
 
 
 
 
ww) √49 – [43 – 3 × (1 + 50 : 5 × 70 + 10)] 
 
 
 
 
xx) 61 – [1 – (2 + 5× 32)0 + √64 : 2] 
 
 
 
 
yy) √81: [7 – (2 × 3) + (4 – 1) × 3 – 1] 
 
 
 
 
zz) √64 – {43 – 3 × [1 + 50 : (2 + 3) × 70 + 10]}