Subtract 6 within 20 worksheet helps students develop proficiency with subtraction. After learning how to add, students should learn how to subtract numbers. There is lots of practice with subtraction in subtract 6 within 20 worksheet. This worksheet is about practicing with the horizontal format in which numbers are written side by side. To develop flexibility with numbers and operations, students need to have enough practice in this format and not just rely on the vertical/column method.
