The document provides examples and steps for multiplying and dividing decimals by 10, 100, and other decimals. It explains that when multiplying decimals by 10 or 100, you move the decimal point to the right by the number of zeros. For dividing decimals or whole numbers by decimals, you change the divisor to a whole number by moving the decimal point left, and then move the dividend's decimal point the same number of places. It includes word problems applying these concepts and an assessment with additional problems to solve.