Decimal multiplication using visual models to multiply tenths, showing how 0.4 × 0.3 = 0.12 with shaded grids.
A worksheet titled "Decimal Multiplication: Multiply Tenths with Models" featuring a grid model to visually demonstrate multiplying 0.4 by 0.3, with shaded areas representing the product 0.12, and instructions for using the model to solve 0.2 x 0.4.