Example

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

Question

$$\begin{aligned}97.69&\\ \underline{\times52.89}&\end{aligned}$$

Answer

3649.41

Solution


Use the algorithm method.
69
×52.89
68
6.21
57
55.20
11
138.00
34
3450.00
11
3649.41
Therefore, \(69\times 52.89=3649.41\).
\[3649.41\]
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