pls dau coroana ;) pls
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Răspuns:
a:18 = 12 r 5
a=18 × 12
a= 216 + 5
a=221
221: 18= 12
a: 13= 12 r 4
a= 13 × 24
a= 312 + 4
a= 316
316: 13 =12 r 4