Multiplying a decimal by a whole number uses the same method as multiplying two whole numbers. a) There were two digits after the decimal point in the question \((4\) and \(3)\), so you must have two ...

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 ...

Multi-base arithmetic blocks (MAB) are the most frequently used physical materials for teaching about decimal numbers, despite published reservations about their appropriateness. This paper presents ...