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urgent, dau coroana

Urgent Dau Coroana class=

Răspuns :

a=18
15-3x6:(3x3x3:3+0:5)+30:(3:3+5)=18
15-18:(9+0)+30:6
15-18:9+5
15-2+5
13+5
18

b=111
25+[7x2x18:2-5x(5x4-36:3)]=111
25+(252:2-5x8)
25+(126-40)
25+86
111

Suma numerelor: 111+18=129
Diferenta numerelor: 111-18=93
Produsul numerelor: 111x18=1998