How Do You Fill Out A 2 In 1 Otr Drivers Log Book, I Have All It Down But The Hours Worked Last 7 Days Part.?

my fiance has just started a truck driving job, he knows all the log but the last 7 days part, he has a j.j keller drivers daily log with inspection on bottom, please help us figure this out, this is his first OTR job, he has always drove a straight truck for the power company so he has no log book experiance any help would be helpful thanks kristin