Example

3(r+2s)=2t-4
a⋅(b-2)=3b
3(r+2s)=2t-4
a⋅(b-2)=3b

Question

$$\begin{aligned}1000&\\ \underline{\times25}&\end{aligned}$$

Answer

25000

Solution


Use the algorithm method.
1000
×25
5000
20000
25000
Therefore, \(1000\times 25=25000\).
\[25000\]
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