1.

\left. \begin array l l 100 = 600 & 7 \times 100 = 100 \\ 1000 = & 7 \times 1000 = \\ 10.000 = & 7 \times 10,000 = \end array \right.

Answer»

6x1000=60006x10000=600007x1000=70007x10000=70000



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