Question

1,11(2) +0,(8)-1,9 repede e urgent​

Answer 1

Răspuns:

$1,11(2)+0,(8)-1,9=\frac{1112-111}{900} +\frac{8}{9} -\frac{19}{10}=\frac{1001}{900}+\frac{100)8}{9} -\frac{90)19}{10}=\frac{1001+800-1710}{900} =\frac{91}{900}$

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