Question

RESOLVERLO PASO POR PASO

a) - 16 – ( 21 – 17 ) + ( 9 – 16 ) – 23

b) – 30 + 25 + ( - 15 ) + ( - 3 ) + 24 + ( - 7 )

c) – 3 + 5 + ( 4 + 2 – 3 ) – ( 3 – 2 – 5 ) – 4 – 2

d) 6 – [ 9 + 4 – 3 + 5 ] - [ 3 + 4 – 2 + 6 – 3 ]

e) { - 3 + 5 – 6 – ( 8 + 4 – 2 ) + ( 5 – 3 + 2 – 3 ) – 6 + 4

Answer 1

Respuesta:

a) -16-(21-17)+(9-16)-23

-16-4+(-7)-23

=-50

b)-30+25+(-15)+(-3)+24+(-7)

-30+25-15-3+24-7

=-6

c) -3+5+(4+2-3)-(3-2-5)-4-2

-3+5+3-(-4)-4-2

-5+4-4-2

5-2=3