Question

$0.4 \times 0.03$
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Answer 1

Answer:

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answer:0.012

Answer 2

Answer:

$0.4 \times 0.03 = (4 \times {10}^{ - 1} ) \times (3 \times {10}^{ - 2} ) \\ = 12 \times {10}^{ - 1 - 2} \\ = 12 \times {10}^{ - 3} \\ = 0.012$

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