Combine 8.15*10^-3-8.4*10^-5

Math
8.15⋅10-3-8.4⋅10-5
Factor 10-5 out of 8.15⋅10-3.
10-5(8.15⋅102)-8.4⋅10-5
Factor 10-5 out of -8.4⋅10-5.
10-5(8.15⋅102)+10-5⋅-8.4
Factor 10-5 out of 10-5(8.15⋅102)+10-5⋅-8.4.
10-5(8.15⋅102-8.4)
Reorder 10-5 and 8.15⋅102-8.4.
(8.15⋅102-8.4)⋅10-5
Convert 8.15⋅102 from scientific notation.
(815-8.4)⋅10-5
Subtract 8.4 from 815.
806.6⋅10-5
Write 806.6⋅10-5 in proper scientific notation.
8.066⋅10-3
Combine 8.15*10^-3-8.4*10^-5

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