Question

20:2(280:4 -20)×(10 -50:5)

Answer 1

20:2(280:4 - 20) x (10 - 50:5)
20: 2(70 - 20) x ( 10 - 10)
20: 2(50) x 0
20: 100 x 0
20: 0
0

Answer 2

20 : 2 (280 :4 - 20) x (10 - 50 : 5)
20 : 2 (70 - 20 ) x ( 10 - 10 )
20 : 2 ( 50 ) x ( 0 )
20 : 2 (0)
20 : 0
0
seguindo a lógica matemática esse e o resultado