This is a 4 part worksheet packet that will help in using area models to multiply and divide decimals (CCSS 5.NBT.B7 - multiply and divide decimals using concrete models or drawings) . The multiplication worksheets contain a link to a video which demonstrates the process which can be shown to your classroom to aid in instruction. Answer key with samples are included.
Part 1: Multiplying a whole number with a decimal
Part 2: Multiplying a decimal with a decimal
Part 3: Dividing a decimal with a whole number
Part 4: Dividing a decimal with a decimal