How do you multiply decimal places?
How do you multiply decimal places?
To multiply decimals, first multiply as if there is no decimal. Next, count the number of digits after the decimal in each factor. Finally, put the same number of digits behind the decimal in the product.
How many places do you move the decimal when multiplying?
Move the decimal point two places to the right to find the product. To multiply a decimal number by a power of ten (such as 10, 100, 1,000, etc.), count the number of zeros in the power of ten. Then move the decimal point that number of places to the right. For example, 0.054 · 100 = 5.4.
What are the rules of decimal places?
1) Multiply the decimals as if the decimals were whole numbers. 2) To place the decimal point, count the number of decimal places in each factor. 3) The number of decimal places in the product is the sum of the number of decimal places in each factor. Multiply the decimals as if they were whole numbers.
When multiplying decimals How do you determine where to place the decimal in the answer?
Rule for multiplying decimals A common way to multiply decimals is to treat them as whole numbers, and then position the decimal point in the product. The number of digits after the decimal points in the factors determines where the decimal point is placed in the answer. For example, 0.3 x 0.8 = 0.24.
When multiplying a number by 10 Where is the decimal point moved?
the right
To multiply by a power of 10, simply move the decimal to the right the same number of places as the exponent or as the number of zeros.
What are the 4 rules of decimals?
You should become efficient in using the four basic operations involving decimals—addition, subtraction, multiplication, and division. To add or subtract decimals, just line up the decimal points and then add or subtract in the same manner you would add or subtract whole numbers. Add 23.6 + 1.75 + 300.002.
How many decimal places do I have to move the decimal point if I multiply by 1000?
three places
the decimal point in the number to the right by three places.