Question

a)4.(10+20+15+30)

b) (10.6+12.4+5.8)-40

c)[6.(3.4-2.5)-4]+3.(4-2)-(10:2)

d)67+{50.[70:(27+8)+18:2]+21}

calcule o valor das expressoes

a) (12+2.5)-8

b) 25-(15+6:3)

c) 25+[7+(8-4:2)]

d)60-[8+(10-2):2]

e)80-[22+(5.2-1)+6]

ajuda pfv​​

Answer 1

Resposta: A) 300

B) 108

C) 9

D) 638

A) 14

B) 8

C) 48

D) 48

E) 43

Explicação passo-a-passo: