Question

calcule a expressão numérica (1/2×19/7÷1/2-3\6)+1​

Answer 1

(1/2 . 19/7 : 1/2 - 3\6) + 1​=

(19/14 : 1/2 - 3/6) + 1=

(38/14 - 3/6) + 1=

(114/42 - 21/42) + 1=

93/42 + 42/42= 135/42

Espero que te ajude!!!

Bons estudos!!