Question

4 )= 2)Resolve: +tenho - devo a) + 4 + 10 + 8= b) + 5 – 9 + 1= c) – 8 – 2 + 3= d) – 15 + 8 – 7= e) + 24 + 6 – 12= f) + 18 – 3 – 21= 3)Calcula: Exemplo: (+ 6) - ( +40)= +6 - 40 = - 34 a) ( + 7) – ( + 3)= b) ( + 5) – ( - 2)= c)( - 3) – ( + 8)= d) ( - 1) – ( - 4)= e)( + 3) – ( + 8 )= f)( + 9) – ( + 9)=​

Answer 1

Resposta:

instala o photomach, resolve qualquer questão de matemática