Exerc+¡cios de revis+úo de Matem+ítica

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1) Calcule o valor das expressões: 
 
a) ( 4 + 3)² - 1 = (R:48) 
b) ( 5 + 1 )² + 10 = (R:46) 
c) ( 9 – 7 )³ x 8 = (R:64) 
d) ( 7² - 5²) + ( 5² - 3 ) = (R:46) 
e) 6² : 2 - 1⁴ x 5 = (R:13) 
f) 3² x 2³ + 2² x 5² = (R:172) 
 
2) Calcule o valor das expressões: 
 
a) 4²- 10 + (2³ - 5) = (R:9) 
b) 30 – (2 + 1)²+ 2³ = (R:29) 
c) 30 + [6² : ( 5 – 3) + 1 ] = (R:49) 
d) 20 – [6 – 4 x( 10 - 3²) + 1] = (R:17) 
e) 50 + [ 3³ : ( 1 + 2) + 4 x 3] = (R:71) 
f) 100 –[ 5² : (10 – 5 ) + 2⁴ x 1 ] = (R:79) 
g) [ 4² + ( 5 – 3)³] : ( 9 – 7)³ = (R:3) 
h) 7²+ 2 x[(3 + 1)² - 4 x 1³] = (R:73) 
i) 25 + { 3³ : 9 +[ 3² x 5 – 3 x (2³- 5¹)]} = (R:64) 
 
3) Calcule as expressões: 
 
a) ( 8 : 2) . 4 + {[(3² - 2³) . 2⁴ - 5⁰] . 4¹}= (R:76) 
b) ( 3² - 2³) . 3³ - 2³ + 2² . 4² = ( R:83) 
c) ( 2⁵ - 3³) . (2² - 2 ) = (R: 10) 
d) [2 . (10 - 4² : 2) + 6²] : ( 2³ - 2²) = ( R:10) 
e) (18 – 4 . 2) . 3 + 2⁴ . 3 - 3² . ( 5 – 2) = (R: 51) 
f) 4² . [2⁴ : ( 10 – 2 + 8 ) ] + 2⁰ = (R: 17) 
g) [( 4² + 2 . 3²) + ( 16 : 8)² - 35]² + 1¹⁰ - 10⁰ = (R : 9) 
h) 13 + ( 10 – 8 + (7 – 4)) = (R: 18) 
i) (10 . 4 + 18 – ( 2 . 3 +6)) = (R:46) 
j) 7 . ( 74 – ( 4 + 7 . 10)) = (R: 0) 
k) ( 19 : ( 5 + 3 . 8 – 10)) = (R : 1) 
l) (( 2³ + 2⁴) . 3 -4) + 3² = (R: 77) 
m) 3 + 2 . ((3²- 2⁰) + ( 5¹ - 2²)) + 1 = (R: 22) 
 
4) Calcule as expressões: 
 
a) 7 – ( 1 + 3) = (R:3) 
b) 9 – ( 5 – 1 + 2) = (R: 3) 
c) 10 – ( 2 + 5 ) + 4 = (R: 7) 
d) ( 13 – 7 ) + 8 – 1 = (R: 13) 
e) 15 – ( 3 + 2) – 6 = (R: 4) 
f) ( 10 – 4 ) – ( 9 -8) + 3 = (R: 8) 
g) 50 – [ 37 – ( 15 – 8 ) ] = (R: 20) 
h) 28 + [50 – (24 – 2) -10 ] = (R: 46) 
i) 20 + [ 13 + (10 – 6) + 4] = (R: 41) 
j) 52 – { 12 + [ 15 – ( 8 – 4)]} = (R: 29) 
l) 25 + { 12 + [ 2 – ( 8 – 6 ) + 2 ]} = (R: 39) 
m) { [ ( 18 – 3 ) + ( 7 + 5) – 2 ] + 5 } – 12 = (R:18) 
n) 65 – { 30 – [ 20 – ( 10 – 1 + 6) + 1 ]} = (R: 41) 
o)45 + { 15 – [ ( 10 – 8 ) + ( 7 – 4) – 3 ] – 4 } = (R:54) 
p) 40 + { 50 – [35 – ( 25 +5) – 1 ]} + 7 = (R:93) 
q)38 – { 20 – [ 22 – ( 5 + 3) + ( 7 – 4 +1)]} = ( R:36) 
r) 26 + { 12 – [ ( 30 – 18) + ( 4 – 1) – 6 ] – 1 } = (R::28) 
s) 25-[10 + (7 - 4)] = (R:12) 
t) 32+ [10-(9-4)+8] = (R:45) 
u)45-[12-4+(2+1)] = (R:34) 
v)70-{20-[10-(5-1)]} = (R:56) 
x) 28 + {13 - [6 -(4 + 1) + 2] - 1 } = (R:37) 
z) 53-{20-[30-(15-1+6) + 2 ]} = (R:45) 
 
5) Calcule as expressões: 
 
a) [-7+14 : (5 - √ 49 ) ] : 7 = (R: -2) 
b) [ -13 + 13 . ( -1 -3 . 2²)] : 14 =(R:-13) 
c) -5 – [ (-5}² - (-2 -√9 ). 5 ] : 10 = (R:-10) 
d) (-2)² - [ -2³ - √16 . ( 2³ - 10) ] : 171 =(R:4) 
e) 2 .[10-(3²- 4 . 5) - √9] : 18 =(R:2) 
f) 10 – [ 3º - (-2)³ - ( 4 – 8 : 2)] - √4 =(R:-1) 
g) [(13 – 3 .4)³ - ( 18 – 4 . 5)³] : 3 =(R:3) 
h) 100 – {[25 + ( -2 – 1 )³] : 2 + √49} : 3 =(R:98) 
i) 100 – {[30 – ( 5 + 1)²] : 6 + √81 } : 8 =(R:99) 
j) 72. [ 4³ - ( √121 + 2 .26)] =(R:72) 
l) 42 . [ 4. ( 32 – 4 . √49 ) -1 ] : 63 =(R:10) 
m) -5 + 2 .3² + 2 . √4 =(R:17) 
n) -6 + 2 . (-2)³ + 5 . 7 = (R:-119) 
o) 10 + 2 . 2² - 5 . √49 =(R:-17) 
p) √100 + 3 .(-3)³- 2 = (R:-73) 
q) 11 – 100 : (-10) =(R:21) 
r) -13 + (-800) : 80 =(R:-23) 
s) 5 – 2 . [ (-3) . (-2 – 6) : 4 + 15] =(R:-37) 
t) (3 -2 . 9 ) : 5 =(R:-3) 
u) (3 – 2 .9) : (-5) : (-3) =(R:-1) 
v) ( 7 – 2 .14) : (-21) – ( 5 – 2 ) : 3 =(R:0) 
x) [(7 – 2 . 14) : (-21) – (5 – 2)] : 2 =(R:-1) 
z) [4 – 2 . (3 – 7)] : (-2) -5 =(R:-11) 
 
 
6) Calcule as expressões: 
 
a) 1 – [7 – (4 – 3 . 2 ) . (-1 – 1)] . 5 
b) 125 : (-5) : (-5) 
c) (-64) : (-4) : (-4) 
d) 5 + ( -3)² + 1 = (R:15) 
e) 10 + (-2)³ -4 = (R:-2) 
f) 12 – 1 + (-4)² = (R:27) 
g) (-1)⁵ + 3 – 9 = (R:-7) 
h) 18 – (+7) + 3² = (R:20) 
i) 6 + (-1)⁵ - 2 = (R:3) 
j) (-2)³ - 7 – (-1) = (R:-14) 
l) (-5)³ - 1 + (-1)⁹ = (R:-127) 
m) 5⁰ - ( -10) + 2³ = (R:19) 
n) (-2)³ + (-3)² - 25 = (R:-24) 
 
7) Calcule o valor das expressões: 
 
a) 3 - 4² + 1 = (R:-12) 
b) 2³ - 2² - 2 = (R:2) 
c) (-1)⁴ + 5 - 3² = (R:-3) 
d) 5⁰ - 5¹ - 5⁰ = (R:-5) 
e) (-3)². (+5) + 2 = (R:47) 
f) (-1)⁷ - (-1)⁸ = (R:-2) 
g) 5 + (-3)² + 7⁰ = (R:15) 
h) √49 + 2³ - 1 = (R:14) 
 
8) Calcule o valor das expressões: 
 
a) (-3)² + 5 = (R:14) 
b) (-8)² - (-9)² = (R:-17) 
c) -72⁰ + (-1)⁸ = (R:0) 
d) (-12)⁰ + (+12)⁰ = (R:2) 
e) 10³ - (-10)² - 10⁰ = (R:899) 
f) (-7)² + (-6)² - (-1)² = (R:84) 
g) (-1)⁶ + (+1)⁵ + (-1)⁴ + (+1)³ = (R:4) 
h) 2⁶ - 2⁵ - 2⁴ - 2³ - 2² - 2 = (R:2) 
 
9) Calcule o valor das expressões: 
 
a) (-3) . (+7) + (-8) . (-3) = (R:3) 
b) (-3)³ + (+2)² - 7 = (R:-30) 
c) 8 + (-3 -1)² = (R:24) 
d) (-2 + 6)³ : (+3 – 5)² = (R:16) 
e) –(-5)² + (-7 + 4) = (R:-28) 
f) (-2)⁶ + (+5) . (-2) = (R:54) 
 
10) Calcule o valor das expressões: 
 
a) (-3)³ . (-2)² + (3) + 5⁰ = (R:-104) 
b) (-1)³ + 3 + (+2) . (+5) = (R:12) 
c) (-2) . (-7) + (-3)² = (R:23) 
d) 2 . (-5)² - 3 . (-1)³ + 4 = (R:57) 
e) –[ -1 + (-3) . (-2)]² = (R:-25) 
f) –(5 – 7)³ - [ 5 - 2² - (4 – 6)] = (R:5) 
g) (-3 + 2 – 1)³ - ( -3 + 5 – 1)⁸ + 3 = (R:-6) 
h) 8 – [ -7 + )-1) . (-6) + 4]²= (R:-1) 
i) 14 – [(-1)³ . (-2)² + (-35) : (+5)] = (R:25) 
j) 5³ - [ 10 + (7 -8)² ]² - 4 + 2³ = (R:8) 
k) (-1)⁸ + 6⁰ - [15 + (-40) : (-2)³ ] = (R:-18) 
l) -3 –{ -2 – [(-35) : (+5) + 2² ]} = (R:-4) 
 
11) Calcule o valor das expressões: 
 
a) (- 3 + 5 + 2) : (-2) = (R:-2) 
b) (+3 – 1)² - 15 = (R:-11) 
c) (-2)³ - (-1 + 2)⁵ = (R:-9) 
d) 40 : (-1)⁹ + (-2)³ - 12 = (R:-60) 
e) 10 – [5 – (-2) + (-1)] = (R:4) 
f) 2 – { 3 + [ 4 – (1 – 2) + 3 ] – 4} = (R:-5) 
g) 15 – [ (-5)² - (10 - 2³ ) ] = (R:-8) 
h) 13 – [(-2) – (-7) + (+3)² ] = (R:-1) 
i) 7² - [ 6 – (-1)⁵ - 2²] = (R:46) 
j) 2³ - [(-16) : (+2) – (-1)⁵] = (R:15) 
k) 50 : { -5 + [ -1 –(-2)⁵ : (-2)³ ]} = (R:-5) 
 
12) Calcule o valor das expressões: 
 
a) 10 + (-3)² = (R:19) 
b) (-4)² - 3 = (R:13) 
c) 1 + (-2)³ = (R:-7) 
d) -2 + (-5)² = (R:23) 
e) (-2)² + (-3)³ = (R:-23) 
f) 15 + (-1)⁵ - 2 = (R:12) 
g) (-9)² -2 – (-3) = (R:82) 
h) 5 + (-2)³ + 6 = (R:3) 
 
 
13) Calcule o valor das expressões: 
 
a) 5 – { +3 – [(+2)² -(-5)² + 6 – 4 ]} = (R:-17) 
b) 15 – { -3 + [(5 – 6)² . (9 -8 ) ² + 1]} = (R:16) 
c) 18 – { 6 – [ -3 – (5 – 4) – (7- 9)³ ] – 1 } = (R:17) 
d) -2 + { -5 –[ -2 – (-2)³ - 3- (3 -2 )⁹ ] + 5 } = (R:-4) 
e) 4 – {(-2)² . (-3) – [ -11 + (-3) . (-4)] – (-1)} = (R:16) 
 
14) Efetue as subtrações: 
 
a) (+5/7) – (+2/3) = (R: 1/21) 
b) (+2/3) – (+1/2) = (R: 1/6) 
c) (+2/3) – (+4/5) = (R: -2/15) 
d) (-7/8) – (-3/4) = (R: -1/8) 
e) (-2/5) – (-1/4) = (R: -3/20) 
f) (-1/2) – (+5/8) = (R: -9/8) 
g) (+2/3) – ( (+1/5) = (R: 7/15) 
h) (-2/5) – ( +1/2) = (R: -9/10) 
 
15) Efetue as subtrações: 
 
a) (+1/2) – (+5) = (R: -9/2) 
b) (+5/7) – (+1) = (R: -2/7) 
c) 0 – ( -3/7) = (R:3/7) 
d) (-4) – (-1/2) = (R: -7/2) 
e) (+0,3) – (-1/5) = (R: ½) 
f) (+0,7) – (-1/3) = (R:31/30) 
 
16) Calcule 
 
a) -1 – ¾ = (R: -7/4) 
b) (-3/5) + (1/2) = (R: -1/10) 
c) 2 – ½ -1/4 = (R: 5/4) 
d) -3 -4/5 + ½ = (R: -33/10) 
e) 7/3 + 2 -1/4 = (R: 49/12) 
f) -3/2 + 1/6 + 2 -2/3 = (R: 0) 
g) 1 – ½ + ¼ - 1/8 = (R:5/8) 
h) 0,2 + ¾ + ½ - ¼ = (R:6/5) 
i) ½ + (-0,3) + 1/6 = (R:11/30) 
j) 1/5 + 1/25 + (-0,6) = (R: -9/25) 
 
 
17) Calcule o valor de cada expressão: 
 
a) 3/5 – 1 – 2/5 = (R: -4/5) 
b) 3/5 – 0,2 + 1/10 = (R: ½) 
c) -3 – 2 – 4/3 = (R: -19/3) 
d) 4 – 1/10 + 2/5 = (R: 43/10) 
e) 2/3 – ½ -5 = (R: 29/6) 
f) -5/12 – 1/12 + 2/3 = (R: 1/6) 
 
18) Calcule o valor de cada expressões: 
 
a) -1/3 + 2/9 – 4/3 = (R: -13/9) 
b) -4 + ½ - 1/6 = (R:-11/3) 
c) 0,3 + ½ - ¾ = (R: 1/20) 
d) 1 + ¼ - 3/2 + 5/8 = (R: 3/8) 
e) 0,1 + 3/2 – ¼ + 2 = (R: 67/20) 
f) ¾ + 0,2 – 5/2 – 0,5 = ( R: - 41/20) 
 
19)Calcule o valor de cada expressão 
 
a) 1/2 – (-3/5) + 7/10 = (R: 9/5) 
b) -(-1) – (- 4/3) + 5/6 = (R: 19/6) 
c) 2 – ( - 2/3 – ¼) + 0,1 = (R: 181/60) 
d) ( -1 + ½) – ( -1/6 + 2/3) = (R: -1) 
e) 2 – [ 3/5 – ( -1/2 + ¼ ) ] = (R: 23/20) 
f) 3 – [ -1/2 – (0,1 + ¼ )] = (R: 77/20) 
g) (1/3 + ½) – (5/6- ¾) = (R: ¾) 
h) (5/2 – 1/3 – ¾ ) – (1/2 + 1) = (R: -1/12) 
i) (1/4 + ½ + 2 ) + (-1/6 + 2/3) = (R: 13/4) 
j) (-0,3 + 0,5 ) – ( -2 - 4/5) = (R: 3) 
k) (1/6 + 2/3) – (4/10 – 3/5) + 1/3 = (R: 41/30) 
l) 0,2 + (2/3 – ¼) – ( -7/12 + 4/3) = (R: -2/15) 
m) (1 – ¼) + (2 + ½) – (1 - 1/3) – ( 2 – ¼ ) = (R: 5/6) 
20) Calcule o valor das expressões: 
 
a) 10 – 1 + 8 – 4 = (R 13) 
b) 12 – 8 + 9 – 3 = (R: 10) 
c) 25 – 1 – 4 – 7 = ( R: 13) 
d) 30 – ( 5 + 3 ) = ( R: 22) 
e) 15 + ( 8 + 2 ) = (R: 25) 
f) 25 – ( 10 – 1 – 3 ) = (R: 19) 
g) 45 – 18 + 3 + 1 – 2 = ( R: 29) 
h) 75 – 10 – 8 + 5 – 1 = (R: 61) 
i) 10 + 5 – 6 – 3 – 3 + 1 = (R: 4) 
j) 23 – ( 2 + 8 ) – 7 = (R: 6) 
k) ( 10 + 5 ) – ( 1 + 6 ) = ( R: 8) 
l) 7 – ( 8 – 3 ) + 1 = (R: 3) 
m) 25 – [ 10 + ( 7 – 4 ) ] = (R: 12) 
n)32+ [ 10 – ( 9 – 4 ) + 8 ] =- (R: 45) 
o) 45 – [ 12 – 4 + ( 2 + 1 )] = (R: 34) 
p) 70 – { 20 – [ 10 – ( 5 – 1 ) ]} = (R: 56) 
q) 28 + { 13 – [ 6 – ( 4 + 1 ) + 2 ] – 1 } = ( R: 37) 
r) 53 – { 20 – [ 30 – ( 15 – 1 + 6 ) + 2 ]} = (R: 45) 
s) 62 – { 16 – [ 7 – ( 6 – 4 ) + 1 ]} = (R: 52) 
t) 20 – { 8 + [ 3 + ( 8 – 5 ) – 1 ] + 6} = (R: 1) 
u) 15 + { 25 – [ 2 – ( 8 – 6 )] + 2 } = ( R: 42) 
v) 56 – [ 3 + ( 8 – 2 ) + ( 51 – 10 ) – ( 7 – 2 )] = (R: 1) 
w) { 42 + [ (45 – 19) – ( 18 – 3 ) + 1 – (28 – 15 ) ]} = (R: 41) 
x) 7 – ( 1 + 3 ) = (R: 3) 
y) 9 – ( 5 – 1 + 2 ) = (R: 3) 
z) 10 – ( 2 + 5 ) + 4 = (R: 7) 
21) Calcule o valor das expressões: 
 
a) 25 + { 12 + [ 2 – ( 8 – 6 ) + 2 ]} = (R:39) 
b) { [ ( 18 – 3 ) + ( 7 + 5) – 2 ] + 5 } – 12 = (R:18) 
c) 65 – { 30 – [ 20 – ( 10 – 1 + 6) + 1 ]} = (R: 41) 
d)45 + { 15 – [ ( 10 – 8 ) + ( 7 – 4) – 3 ] – 4 } = (R:54) 
e) 40 + { 50 – [35 – ( 25 +5) – 1 ]} + 7 = (R:93) 
f)38 – { 20 – [ 22 – ( 5 + 3) + ( 7 – 4 +1)]} = ( R:36) 
g) 26 + { 12 – [ ( 30 – 18) + ( 4 – 1) – 6 ] – 1 } = (R:28)