Question

Resolva as expressões numéricas abaixo:
1) 18+(5.2-2.4+7)-6+5.4-4.3+8-9.2= ???
2) (1.2.3.4.5.6.10)-(10.9.8.5)-(4.3.2.1)= ???

Answer 1

Resposta:

Explicação passo-a-passo:

1) 18+(5.2-2.4+7)-6+5.4-4.3+8-9.2 =

18+(10-8+7)-6+20-12+8-18 =

18+(9)+14-12+8-18 =

41 - 12 - 10 =

41 - 22 =

19

2) (1.2.3.4.5.6.10)-(10.9.8.5)-(4.3.2.1) =

7200 - 3600 - 24 =

3576