This 4-page laminated guide is a fantastic overview of fractions, ratios, proportions, properties and more is great for middle and high school students. It will help boost math confidence and test scores. It includes information on: symbols, place value, roman numerals, decimal operations, integer operations, fraction operations, factorization, greatest common factors & least common multiples, scientific notation, ratios & proportions, measurement, properties, and much more… Measures 8-1/2" x 11" when the 2 double-sided pages are folded