To simplify this calculation in scientific notation, we can first simplify the numbers and then divide.
The given expression can be rewritten as:
(8 ÷ 20) x (10^5 ÷ 10^7)
= 0.4 x 10^(-2)
= 4 x 10^(-3)
Therefore, (8×10^5)÷(20×10^7) in scientific notation is 4×10^(-3).
(8×105)÷(20×107) in scientific notation
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