Write an addition expression and a subtraction expression each with a value of 2.4 x 10^-3

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(1) Answers

Buenoo

Well,
You can just add up the numbers to get 2.4.
Example:
[latex]1.0*10^{-3}+1.4*10^{-3}=10^{-3}(1.0+1.4)=2.4*10^{-3}[/latex]
In the same way you can make a subtraction problem.
Example:
[latex]5*10^{-3}-2.6*10^{-3}=10^{-3}(5-2.6)=2.4*10^{-3}[/latex]