May 2021 7 64 Report
¿suprime signos de agrupación y resuelve?

a) 9 - (12 - 6 + 2) + 4 + (-8+1)

b) 8 - (( 10 - (-8+5) + (7-9) )) + 6

c) -6 + (( 5 + - ((( (1+4) - (3-2) + 3 ))) +7 ))

d) -1 + (( 4 - (3-2) )) - (( 2+ (-7+4) ))

e) - (( (8+9) - (9-10) - (10-11) ))

f) - (( 7- (-6+5) - 8 + (2+5) )) +6

g) 1- ((( 4- (( -2+(5-1-9) -1)) +2 ))) +3

NOTA: ( SIGNIFICA PARÉNTESIS, (( SIGNIFICAN CORCHETES, ((( SIGNIFICAN LLAVES

GRACIAXX PLISS AYUDA LO NECESITO.....

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