Vrati se na zadatke

3. Zadatak

Upiši brojeve koji nedostaju tako da račun bude točan:

(a) 3□53□6+□45□7□52□320\begin{array}{rrrrrrr}&3&\square&5&3&\square&6\\+&\square&4&5&\square&7&\square\\\hline&5&2&\square&3&2&0\end{array}

(b) 6□5□70−32□48□□789□9\begin{array}{rrrrrrr}&6&\square&5&\square&7&0\\-&3&2&\square&4&8&\square\\\hline&\square&7&8&9&\square&9\end{array}

(c) □3□⋅□816\begin{array}{rrrrrr}\square&3&\square&\cdot&\square\\\hline8&1&6\end{array}

(d) □□□⋅52280\begin{array}{rrrrrr}\square&\square&\square&\cdot&5\\\hline2&2&8&0\end{array}

Rješenje

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