1. Jerome multiplied 3.4 4.3 this way:
    1. Write the partial products to find the product.
    2. Does your answer follow Lee Yah's rule? Why or why not?
  2. Mr. Moreno decided to carpet other rooms in his house. John helped him find the area of a closet floor. Use his rectangle model to find the area of the closet floor.
  3. Find the area of the floors of each of the following rooms in two ways. Use a rectangle model and another method. Estimate to place the decimal accurately.
    1. Coat closet is 5.3 ft. 2.5 ft.
    2. Upstairs hall is 3.5 ft. by 12.1 ft.
    3. Bedroom closet is 4.3 ft. by 2.1 ft.
    4. Bedroom is 9.25 ft. by 10.3 ft.