ayuda operaciones solo algunas los q puedan
a) 5 + 3 – 2 ⋅ 2 =
b) 3 + 5 ⋅ (7 - 3) =
c) 4 + 2 ⋅ [3 + 2 – (4 – 1)] =
d) 2 ⋅ (15 – 2) – [11 – (7 – 3)] =
e) (8 – 4) : 2 – 1 =
f) 2 – 3 ⋅ (7 – 4) 8 =
g) 4 ⋅ 14 – 120 : 12 =
h) 3 ⋅ 12 + 14 : 7 =
i) 15 : (11 – 8) + 35 : (25 – 18) =
j) 5 + 4 ⋅ 5 =
k) 3 ⋅ 15 – 45 =
l) 3 ⋅ (12 + 14) =
m) 3 ⋅ 12 + 14 =
n) 5 ⋅ (12 –9) + 3 ⋅ (19 –16) =
o) 45 : 5 – 45 : 9 =
p) 20 : (16 – 12) =
q) 5 ⋅ (17 – 12) =
r) 2 + 45 : [3 ⋅ (17 – 12)] =
s) 80 + (40 - 3) =
t) 7 – [29 – (4 + 13) + 2] =
u)
v) 14 − {7 + 4 • 3 −[(−2)2 • (2 − 6)]}+(22 + 6 − 5 • 3) + 3 −(5 − 23 : 2) =
w) −3 [− 7(5 + 7 + 3) −9] +4[4(−1 −9 −6) −9] =
x) 23 + 10: 2 + 5 • 3 + 4 − 5 • 2 − 8 + 4 • 22 − 16 : 4 =
y) (15 − 4) + 3 − (12 − 5 • 2) + (5 + 16: 4) −5 + (10 − 23)=
z) [15 − (23 − 10: 2 )] • [5 + (3 •2 − 4 )] − 3 + (8 − 2 • 3 ) =
Respuestas
5 + 3 - 4 =
8 - 4 =
4
b) 3 + 5 . ( 7 - 3 ) =
3 + 5 . 4 =
3 + 20 =
23
c) 4 + 2 . [ 3+ 2 - (4 - 1 )] =
4 + 2. [ 3 + 2 - 3] =
4 + 2 . 2 =
4 + 4 =
8
d) 2 . (15-2) - [11 - ( 7-3) ] =
2 . 13 - [ 11 - 4]=
2 . 13 - 7 =
26 - 7 =
19
e) (8 - 4 ) : 2 -1 =
4 : 2 - 1 =
2 - 1 =
1
f) 2 - 3 . (7 - 4 ) . 8 =
2 - 3 . 3 . 8 =
2 - 9 . 8 =
2 - 72
-70
g) 4 . 14 - 120 : 12 =
56 - 10 =
46
h) 3 . 12 + 14 : 7 =
36 + 2 =
38
i) 15 : (11- 8 ) + 35 : (25 - 18) =
15 : 3 + 35 : 7 =
5 + 5 =
10
j) 5 + 4 .5 =
5 + 20 =
25
k) 3 . 15 - 45 =
45 - 45 =
0
l) 3 . (12 + 14) =
3 . 26 =
78
m) 3 . 12 + 14
36 + 14 =
50
n) 5 . (12- 9 ) + 3 . (19 - 16 ) =
5 . 3 + 3 . 3 =
15 + 9 =
24
o) 45 : 5 - 45 : 9 =
9 - 5 =
4
p) 20 : (16 -12 ) =
20 : 4 =
5
q) 5 . (17 -12 ) =
5 . 5 =
25
r) 2 + 45 : [3 . (17 -12 ) ]=
2 + 45 : [ 3 . 5]=
2 + 45 : 15 =
2 + 3 =
5
s) 80 + (40 - 3) =
80 + 37 =
117
t) 7 - [29 - (4 + 13 ) + 2 ] =
7 - [29 - 17 + 2 ] =
7 - 14
-7
v) 14 - {7 + 4 . 3 -[(-2). 2 . (2-6)]} + (22 + 6 - 5 . 3 ) + 3 - (5 - 22 :2 ) =
14 - { 7 + 4 . 3 - [-4 . -4 ]} + 13 + 3 - (-6) =
14 - { 7 + 4 . 3 - 16 } + 22 =
14 - 3 + 22 =
11 + 22 =
33
w) - 3 . [-7 . (5 + 7 + 3 ) - 9] + 4. [ 4 . (-1 - 9 - 6 ) - 9] =
-3 . [ -7 . 15 - 9] + 4 . [ 4. -16 - 9 ] =
-3 . [ -105 - 9 ] + 4 . [ -64 - 9 ] =
-3 . -114 + 4 . - 73 =
342 + (-292) =
50
x) 23 + 10 : 2 + 5 . 3 + 4 - 5 . 2 - 8 + 4 . 22 - 16 : 4 =
23 + 5 + 15 - 4 - 10 - 8 + 88 - 4 =
28 + 15 - 4 - 10 - 8 +88 - 4 =
43 - 4 - 10 - 8 +88 - 44 =
39 - 10 - 8 + 88 - 44 =
29 - 8 + 88 - 44 =
21 + 88 - 44 =
109 - 44 =
65
y ) (15 - 4 ) + 3 - (12 - 5 . 2 ) + (5 + 16 : 4 ) - 5 + (10 -23) =
11 + 3 - 2 + 9 - 5 + (-13) =
14 - 2 + 9 - 5 + (-13) =
12 + 9 - 5 + (-13)=
21 - 5 + (-13) =
16 + (-13) =
3
z) [ 15 - (23 - 10 :2 ) ] - [ 5 + (3 . 2 - 4 ) ] - 3 + (8-2 . 3 ) =
[15 - 18] - [ 5 + 2 ] - 3 + 2 =
- 3 - 7 - 3 - 2 =
-15
Respuesta:
Explicación paso a paso:
a) 5 + 3 - 2 . 2 =
5 + 3 - 4 =
8 - 4 =
4
b) 3 + 5 . ( 7 - 3 ) =
3 + 5 . 4 =
3 + 20 =
23
c) 4 + 2 . [ 3+ 2 - (4 - 1 )] =
4 + 2. [ 3 + 2 - 3] =
4 + 2 . 2 =
4 + 4 =
8
d) 2 . (15-2) - [11 - ( 7-3) ] =
2 . 13 - [ 11 - 4]=
2 . 13 - 7 =
26 - 7 =
19
e) (8 - 4 ) : 2 -1 =
4 : 2 - 1 =
2 - 1 =
1
f) 2 - 3 . (7 - 4 ) . 8 =
2 - 3 . 3 . 8 =
2 - 9 . 8 =
2 - 72
-70
g) 4 . 14 - 120 : 12 =
56 - 10 =
46
h) 3 . 12 + 14 : 7 =
36 + 2 =
38
i) 15 : (11- 8 ) + 35 : (25 - 18) =
15 : 3 + 35 : 7 =
5 + 5 =
10
j) 5 + 4 .5 =
5 + 20 =
25
k) 3 . 15 - 45 =
45 - 45 =
0
l) 3 . (12 + 14) =
3 . 26 =
78
m) 3 . 12 + 14
36 + 14 =
50
n) 5 . (12- 9 ) + 3 . (19 - 16 ) =
5 . 3 + 3 . 3 =
15 + 9 =
24
o) 45 : 5 - 45 : 9 =
9 - 5 =
4
p) 20 : (16 -12 ) =
20 : 4 =
5
q) 5 . (17 -12 ) =
5 . 5 =
25
r) 2 + 45 : [3 . (17 -12 ) ]=
2 + 45 : [ 3 . 5]=
2 + 45 : 15 =
2 + 3 =
5
s) 80 + (40 - 3) =
80 + 37 =
117
t) 7 - [29 - (4 + 13 ) + 2 ] =
7 - [29 - 17 + 2 ] =
7 - 14
-7
v) 14 - {7 + 4 . 3 -[(-2). 2 . (2-6)]} + (22 + 6 - 5 . 3 ) + 3 - (5 - 22 :2 ) =
14 - { 7 + 4 . 3 - [-4 . -4 ]} + 13 + 3 - (-6) =
14 - { 7 + 4 . 3 - 16 } + 22 =
14 - 3 + 22 =
11 + 22 =
33
w) - 3 . [-7 . (5 + 7 + 3 ) - 9] + 4. [ 4 . (-1 - 9 - 6 ) - 9] =
-3 . [ -7 . 15 - 9] + 4 . [ 4. -16 - 9 ] =
-3 . [ -105 - 9 ] + 4 . [ -64 - 9 ] =
-3 . -114 + 4 . - 73 =
342 + (-292) =
50
x) 23 + 10 : 2 + 5 . 3 + 4 - 5 . 2 - 8 + 4 . 22 - 16 : 4 =
23 + 5 + 15 - 4 - 10 - 8 + 88 - 4 =
28 + 15 - 4 - 10 - 8 +88 - 4 =
43 - 4 - 10 - 8 +88 - 44 =
39 - 10 - 8 + 88 - 44 =
29 - 8 + 88 - 44 =
21 + 88 - 44 =
109 - 44 =
65
y ) (15 - 4 ) + 3 - (12 - 5 . 2 ) + (5 + 16 : 4 ) - 5 + (10 -23) =
11 + 3 - 2 + 9 - 5 + (-13) =
14 - 2 + 9 - 5 + (-13) =
12 + 9 - 5 + (-13)=
21 - 5 + (-13) =
16 + (-13) =
3
z) [ 15 - (23 - 10 :2 ) ] - [ 5 + (3 . 2 - 4 ) ] - 3 + (8-2 . 3 ) =
[15 - 18] - [ 5 + 2 ] - 3 + 2 =
- 3 - 7 - 3 - 2 =
-15