Question

Contas?
a) 5² : ( 5 +1 -1)+ 4 x 2 = (R:13)
b) (3 +1)² +2 x 5 - 10⁰ = (R:25)
c) 3²: ( 4 – 1) + 3 x 2² = (R:15)
d) 70 –[ 5 x (2² : 4) + 3²] = (R:56)
e) ( 7 + 4) x ( 3² - 2³) = (R:11)
f) 5² + 2³ - 2 x (3 + 9) = (R:9)
g) 6² : 3² + 4 x 10 – 12 = (R:32)
h) (7² - 1 ) : 3 + 2 x 5 = (R:26)

Answer 1

A) 25:5+8, =5+8=13 b) 16+10-1 =26-1 =25 c) 9:3+3.4 =3+12 =15 d) 70-[5.(4:4)+9] =70-[5+9] =70-14 =56 e) 11.(9-8) =11.1 =11 f) 25+8-2.12 =33-24 =9 g) 36:9+40-12 =4+40-12 =44-12 =32 h) (49-1):3+10 =48:3+10 =16+10 =26

Answer 2

Resposta:

A) 25:5+8, =5+8=13

b) 16+10-1 =26-1 =25

c) 9:3+3.4 =3+12 =15

d) 70-[5.(4:4)+9] =70-[5+9] =70-14 =56

e) 11.(9-8) =11.1 =11

f) 25+8-2.12 =33-24 =9

g) 36:9+40-12 =4+40-12 =44-12 =32

h) (49-1):3+10 =48:3+10 =16+10 =26