1 The blue column has to stand at/be at 0 after you enter all the numbers.(I don't get the sentence.Perhaps some typo?)
2 I yelled at you just as/like you yelled at me, no louder, no weaker. 3 I'm about to go to sleep/I'm going (to go) to sleep now. 4 Stop tickling me while I sleep/while I'm sleepingasleep.(That'