Basic skills such as counting, addition, subtraction, multiplication and division are just a few of the math skills which can be improved through the use of the Hundred Squares Chart. Can also be used in teaching area, perimeters, equations, decimals, graphs, skip-counting and even in making number lines. The chart is recycled white news printed with a red grid of 100 squares and extra lines under the grid. Margin at top and left side. Excellent for classroom demonstration purposes. 100 sheets per package. 5 packs per carton. Size 20" x 27". 8 1/2" x 11" News is the same as the previous description and for use in the primary and intermediate grades. Priced per 500 sheet ream.