Learning goals: Teacher Facing Draw and label a diagram to check the answer to a decimal multiplication problem. Interpret a description (in written language) of a real-world situation involving multiplication of decimals, and write a multiplication problem to represent it. Use an algorithm to calculate the product of two decimals, and explain (orally) the solution method. Full lesson plan (warm-up, activities, synthesis, cool-down prompt) from 6.5 Arithmetic in Base Ten, Grade 6.