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## Main Question or Discussion Point

Hi,

Using the formula g = [itex]\frac{GM}{r

The value of g is 9.8 [itex]\frac{N}{kg}[/itex]. I am wondering if I made an error in my calculations or if there is a method of simplifying to get 9.8.

Thanks,

Using the formula g = [itex]\frac{GM}{r

^{2}}[/itex] I found 'g' to equal (9.792121683 x 10^{6}[itex]\frac{N}{kg}[/itex])The value of g is 9.8 [itex]\frac{N}{kg}[/itex]. I am wondering if I made an error in my calculations or if there is a method of simplifying to get 9.8.

Thanks,