Question

Lúcia Carolina Arnaldo e Robson resolveram as seguintes expressões no caderno

a)72÷12÷3-1

b)10×( 3+4)-10×(6-3)

c)48÷(8×3-16)+6×5

d)63÷7×3-(6×4-3)÷3​

Answer 1

Resposta:

a) 72÷12÷3-1=1

b) 10×(3+4)-10×(6-3)=40

c) 48÷(8×3-16)+6×5=36

d) 65÷7×3-(6×4-3)÷3=20

Answer 2

Resposta:

a. 72/12/3-1=

   6/3-1

   2-1

   1

b. 10x(3+4)-10x(6-3)

   10x7-10x3

   70-30

   40

c. 48/(8x3-16)+6x5

   48/(24-16)+6x5

   48/8+6x5

   6+30

   36

d.63/7x3-(6x4-3)/3

  63/7x3-(24-3)/3

  63/7x3-21/3

  9x3-7

  27-7

  20