When you multiply decimals by integers (whole numbers), you can use everything you already know about multiplying multi-digit numbers. You can use written or mental methods to multiply decimals by ...
Each digit moves 2 places to the left. The zero at the front is no longer needed so we ignore it. Therefore 0.103 × 100 = 10.3 ...
We will be multiplying decimals using an area model. We will be multiplying decimals using an area model.