8:4×5+7=
6×3+7-9:3=
4+8×2:2=
9+5×5-16=
2×7+9:3=
20:2×3-15=
25:5+4-2=
2+7×9-23=
3+4+5×6=
7+18-6×2=
3×8-4+63:7=
4×8+63:7=
2+48:6-19=
RESPUESTA SI NO SABEN NO ESCRIBAN
Respuestas a la pregunta
1) E = 8 ÷ 4 x 5 + 7
E = 2 x 5 + 7
E = 10 + 7
E = 17
RPTA: 17
2) Q = 6 x 3 + 7 - 9 ÷ 3
Q = 6 x 3 + 7 - 3
Q = 18 + 7 - 3
Q = 25 - 3
Q = 22
RPTA: 22
3) R = 4 + 8 x 2 ÷ 2
R = 4 + 8 x 1
R = 4 + 8
R = 12
RPTA: 12
4) D = 9 + 5 x 5 - 16
D = 9 + 25 - 16
D = 9 + 9
D = 18
RPTA: 18
5) W = 2 x 7 + 9 ÷ 3
W = 2 x 7 + 3
W = 14 + 3
W = 17
RPTA: 17
6) A = 20 ÷ 2 x 3 - 15
A = 10 x 3 - 15
A = 30 - 15
A = 15
RPTA: 15
7) S = 2 + 7 x 9 - 23
S = 2 + 63 - 23
S = 2 + 40
S = 42
RPTA: 42
8) C = 3 + 4 + 5 x 6
C = 3 + 4 + 30
C = 7 + 30
C = 37
RPTA: 37
9) F = 7 + 18 - 6 x 2
F = 7 + 18 - 12
F = 7´+ 6
F = 13
RPTA: 13
10) G = 3 x 8 - 4 + 63 ÷ 7
G = 3 x 8 - 4 + 9
G = 24 - 4 + 9
G = 20 + 9
G = 29
RPTA: 29
11) K = 4 x 8 + 63 ÷ 7
K = 4 x 8 + 9
K = 32 + 9
K = 41
RPTA: 41
12) B = 2 + 48 ÷ 6 - 19
B = 2 + 8 - 19
B = 10 - 19
B = -9
RPTA: -9
Caso cerrado... :)
Espero haberte ayudado y corona pls C: C: