Write these numbers in standard form. a) six thousand ,
b) four hundred million
c) seventy thousand

Here are the answers I got I hope this is correct!! :)

Step-by-step explanation:

                                     A)  6 x 10^3

                                     B) 4 x 10^8

                                     C) 70 x 10^3

                                                        I hope this helped you sorry for the first try c:

-7/8

step-by-step explanation:

instead of subtracting you add the -6/8 and -1/8