8)a)five thousand three hundred and sixty

b)eight hundred thousand three hundred and twelve

c)three million four hundred and twelve thousand and sixteen.

9)907050

b)2 is in the millions

it is a 7 digit number

843 is after the millions

tens and hundreds are 0

3 is in the ones

c)3 digit number

5 is in the hundreds

ones is 1 more

tens is 3 less