Question

resolva as expressões numéricas: c ) { [ ( 6×4×7)÷ 3+9]÷5}×13

Answer 1

{[168 :3+9]:5}.13=

{56+9]:5}.13=

{65:5}.13=

13.13=169

Answer 2

c ) { [ ( 6×4×7)÷ 3+9]÷5}×13
{[( 24 . 7) : 3 + 9] : 5 } . 13

{[ 168 : 3 + 9] : 5 } . 13

{ [56 + 9] : 5 } . 13

{ 65 : 5 } . 13

13 . 13

= 169