Question

• Números inteiros


1) Calcule:

A) 45 -35 -25 -15 =

B) – 35 + 15 - 25 +5 =

C) -5+ 25 - 35 + 15 =

D) 5- 35 + 15- 45 =

2) Calcule:

A) (+6) - (-3) =

B) (+4) - (-9) =

C) (+10) - ( +3) =

D) (+8) - ( +9) =

E) (-17) (-3) =

(-9) (+10) =​

Answer 1

Resposta:

a) 45-35-25-15

+10-25-15

-15-15

-30

b) -35+15-25+5

-20-25+5

-5+5

0

c)-5+25-35+15

+20-35+15

-15+15

0

d) +5-35+15-45

-30+15-45

-15-45

-60

a) +9

b)+13

c)+7

d)-1

f)-19

tmj :)