Which is the biggest number?

A. 1. 4 × 10^−8

B. 4 × 10^−18

C. 3 × 10^−8

D. 3.0 × 10^−18

Question

Which is the biggest number? 

A. 1. 4 × 10^−8 

B. 4 × 10^−18 

C. 3 × 10^−8 

D. 3.0 × 10^−18

joannablackwelder · Answer

First compare the exponents. The larger the exponent, the bigger the number.

joannablackwelder · Answer

If there are any the same exponents, then the largest number in front is the largest.

joannablackwelder · Answer

Make sense, @beaubrun?

joannablackwelder · Answer

Welcome to Open Study! :)

anonymous · Answer

they're all negative powers though @JoannaBlackwelder

joannablackwelder · Answer

-8 is a bigger negative than -18 though, @dsood15

joannablackwelder · Answer

It doesn't ask which one is a big number, just which one is the biggest out of the options.

anonymous · Answer

oh just makin sure that was clarified haha i know i just want to make sure they know

joannablackwelder · Answer

Good call :)