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5TO grado
07
Calcula
10
Calcula:
Á
L
G
E
B
R
A
( )( ) ( )
C = 15 – 19 7 – 9 ÷ –5 + 7
Solución:
B = –3 + (34 – 32)(–4 – 9)
Solución:
08
Calcula:
D = (13 – 20) (–2 –1) (–19 + 22)
Solución:
11
Calcula:
( − 20 + 36)
A = − −9
(32 − 34)
Solución:
( )
09
Calcula:
12
Calcula:
E = –14 +(–10 + 7)(–1 – 5)
Solución:
(15 − 40)
B = + −3
(5 −10)
( )
Solución:
102
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