I know it's basic math but my dilemma is Is this. I have the 1 ml diabetic syringes. I filled 100 u(1 ml) I drew to the 0.4 mark for 4 iu , is this correct? I'm used to the 10,20,30 etc readings not the 0.1,0.2,0.3etc readings I just don't want to accidentally take to much. Thanks.

