Choose the correct scientific notation for 685.965.

Choose the correct standard form notation for 7.17666639 x 10^{4}.

Choose the correct standard form notation for 9.374 x 10^{1}.

Choose the correct scientific notation for 52,794.84.

Choose the correct scientific notation for 88.5.

Choose the correct standard form notation for 2.252674 x 10^{3}.

Complete the following.

80.3097 = 8.03097 x 10^{}

Choose the correct standard form notation for 4.2432 x 10^{3}.