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Mathematics 8 Online
OpenStudy (anonymous):

(3.267 x 10^-3mg) - (7.88 x 10^-5mg)

OpenStudy (wolf1728):

The important thing about adding or subtracting exponential terms is to have the exponents be equal. 7.88 x 10^-5 can be changed to .0788 x 10^-3 Next we subtract this 3.267 x 10^-3mg -.0788 x 10^-3 I think you can finish this from here.

OpenStudy (anonymous):

thank you

OpenStudy (wolf1728):

u r welcome

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