Manipulating decimals! The 24 worksheets in this lesson unit are filled with 250 computation and word problems designed to help students learn to multiply and divide decimals. “.828 x 61.4 = ?” “The Dow-Jones Average rose 63.8875 points in 4.75 hours of trading. How much did it increase per hour?” Without a doubt, these easy-to-use exercises provide the practice needed to master reading, writing, and computing decimals. An Answer Key is included.