How do i write for 100,000 13,000 1100s and for oncen how do i write 400,000 13,000 1100s and four ones

Can you me find the missing length. i attached an image.

Ineed here’s a picture of the question

Jo divides a candy bar into eight equal pieces for her children to share she gives three pieces to sam three pieces to leslie and two pieces to margie rose the two month old baby does it doesn't get any what fraction shows how muchw candy each of the four children got. what's the answer to my question