Minus Zero, Minus One Drill Sheet Test: A timed subtraction practice worksheet for students.

A math worksheet titled "Minus Zero, Minus One Drill Sheet Test" featuring subtraction problems with numbers from 1 to 18, designed for timed practice. The worksheet includes a space for the student's name, date, score, and time, and is branded with "On The Mark Press • S&S Learning Materials." A cartoon stopwatch character is illustrated at the top left corner.