Question

a) -20+[-145+(-136+139)+144];b) -32+{-16-[-60+(-35)-(-14)]-(+64}-(+34) ;c) (-24)+[-3+2|+|-16+3+15|; d) (-15+43)+[(+16)-(+54-29)+(18-35+24]; e) -(-24)+{[(-28+56)-(+16)]+[-48+(-32+47)+(-36]};​

Answer 1

Răspuns:

Explicație pas cu pas:

a)-20=(-145+3+144)

-20+2

-18

b) -32+{-16-[-60+(-35)-(-14)]-(+64}-(+34)

-16-(-60+(-35+14)-2176

-16-(81)-2176

-16+81-2176

-2111

c)(-24)+[-3+2|+|-16+3+15|

37-16

21

d) (-15+43)+[(+16)-(+54-29)+(18-35+24]

16-(54-29)+(18-35+24)

16-25+7

-2

e) -(-24)+{[(-28+56)-(+16)]+[-48+(-32+47)+(-36]}

-48+(-32+47)+(-36)

-48+15-36

-69