Answer
6.60 mm
Work Step by Step
The first mark to the left of the 0 is:$\ \ \ \ 6\ \ \ \ \ \ $ mm
The mark that most nearly lines up is:$\underline{\ 0.60\ }$ mm
The total measurement is:$\ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ 6.60\ $ mm
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