Example

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

Question

$$8.25 \times 0.42$$

Answer

3.4650

Solution


Use the algorithm method.
8.25
×0.42
11
0.1650
312
3.3000
3.4650
Therefore, \(8.25\times 0.42=3.4650\).
\[3.4650\]
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