How do you calculate $(9.1times10^7) div (4.5times10^8)$ ?

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Answer 1 · 2016-08-30T17:44:03

#2.022 xx 10^-1

Write is as a fraction - it makes the index part easier to follow.

$(9.1xx10^7)/(4.5 xx 10^8)$

= $2.022 xx 10^-1$

Divide the numbers and subtract the indices of 10.

We are dividing a small number by a bigger number, so the negative index in the answer is as we expect.

How do you calculate (9.1times10^7) div (4.5times10^8)(9.1times10^7) div (4.5times10^8)?