Question

How can you use fractions to place the decimal point in the product

Answer 1

it is easier to multiply first and then to place the decimal point. Multiply the factors as if they were whole numbers. Disregard the decimal point until you place it in the product.

Answer 2

Students are familiar with multiplication of whole numbers and fractions. For many decimal problems it is easier to multiply first and then to place the decimal point. Multiply the factors as if they were whole numbers. Disregard the decimal point until you place it in the product.