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a fost răspuns

calculeaza respectand ordinea efectuarii operatiilor.
100-42:6x9-6x5:10 25+54:6:3x10-49:7x4

Răspuns :

100-42:6x9-6x5:10 =
100-7x9-30:10=
100-63-3=
34
25+54:6:3x10-49:7x4=
25+3x10-7x4
25+30-28=
27

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