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Calcule as expressões: a) - 10 - ( - 7 + 4 - 6 ) b) - 14 - ( 7 - 6 ) + ( 8 - 5 ) c) 10 - { - 2 + [ 1 + ( + 4 ) - 8 ] } d) 25 + [ - 4 + 1 - ( - 3 + 7 ) ] e) 21 + [ - 17 + ( 19 - …

Calcule as expressões: a) - 10 - ( - 7 + 4 - 6 ) b) - 14 - ( 7 - 6 ) + ( 8 - 5 ) c) 10 - { - 2 + [ 1 + ( + 4 ) - 8 ] } d) 25 + [ - 4 + 1 - ( - 3 + 7 ) ] e) 21 + [ - 17 + ( 19 - …
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Calcule as expressões: a) - 10 - ( - 7 + 4 - 6 ) b) - 14 - ( 7 - 6 ) + ( 8 - 5 ) c) 10 - { - 2 + [ 1 + ( + 4 ) - 8 ] } d) 25 + [ - 4 + 1 - ( - 3 + 7 ) ] e) 21 + [ - 17 + ( 19 - 4 ) + 12 ]

asked
User Rogermenezes
by
8.4k points

1 Answer

4 votes

a) 19

b) -12

c) 15

d) 18

e) 31

¡Espero que esto te ayude! Avísame si tengo algo mal :)

answered
User Maninblack
by
7.5k points
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