First, multiply the numbers. Then count the number of decimal places in each factor. Place the decimal in the product so the product has the same number of decimal places as both factors combined.
Answer: First, multiply 12.2 times 1.45. Next, you start by multiplying the ones, then the tens, and then the hundreds. Next, you add the partial products. then you count the number of digits to the right of the original problem. Then you move the decimal the same number of digits to the left in the product.
