0
the answer is it stays in the same place.
* * * * *
Not quite.
Suppose you want to multiply two decimal numbers A and B. Multiply the two numbers ignoring the decimal points.
Count the number of digits after the decimal point in the number A.
Count the number of digits after the decimal point in the number B.
Add these two numbers together. This is the number of digits you want after the decimal point in the answer. So count back from the end.
Example:
2.54 * 3.5 (this is number of centimetres in 3.5 inches)
254*35 = 8890
Number of digits after the decimal point in 2.54 is 2 (5 and 4).
Number of digits after the decimal point in 3.5 is 1 (5).
2 + 1 = 3 so there must be 3 digits after the decimal point in the answer.
Therefore 8890 becomes 8.890
NOW, you can simplify it to 8.89
What else can I help you with?
Why do they move the decimals when multipying?
why do they move the decimals when multiplying
When multipling decimals why does the decimal move one place to the right?
It depends on what numbers you are multiplying and how many decimals places they each have. It doesn't always haveto move to the right.
Why do we need to move the decimal point in multiplying or dividing decimal?
When multiplying or dividing decimals, we move the decimal point to simplify the calculation. In multiplication, moving the decimal to the right converts the decimals into whole numbers, making the arithmetic easier. For division, moving the decimal to the right in the divisor also requires moving it in the dividend to maintain the equality of the equation. This keeps the resulting quotient accurate while allowing for simpler calculations.
How is multiplying two decimals different from multiplying one decimal by a whole 3?
There is no difference in the procedure.
How is multiplying two decimals like multiplying a whole number and a decimal?
There is almost no difference. The only difference is placing the decimal point.
Why do they move the decimals when multipying?
why do they move the decimals when multiplying
When multipling decimals why does the decimal move one place to the right?
It depends on what numbers you are multiplying and how many decimals places they each have. It doesn't always haveto move to the right.
Why do we need to move the decimal point in multiplying or dividing decimal?
When multiplying or dividing decimals, we move the decimal point to simplify the calculation. In multiplication, moving the decimal to the right converts the decimals into whole numbers, making the arithmetic easier. For division, moving the decimal to the right in the divisor also requires moving it in the dividend to maintain the equality of the equation. This keeps the resulting quotient accurate while allowing for simpler calculations.
Which method you prefer for converting decimals to percents using equivalent fractions or multiplying by 100 why?
Multiplying by 100 is easier. Just move the decimal point two places to the right.
How is multiplying two decimals different from multiplying one decimal by a whole 3?
There is no difference in the procedure.
How is multiplying two decimals like multiplying a whole number and a decimal?
There is almost no difference. The only difference is placing the decimal point.
When multiplying decimals by 10 100 1000 what are the step to multiple 53.7 10?
To multiply the decimal 53.7 by 10, you move the decimal point one place to the right. This changes 53.7 to 537. For multiplying by 100, you would move the decimal point two places to the right, resulting in 5370. For 1000, you would move it three places, yielding 53700.
How do you align decimals when multiplying?
You do not need to align decimal points when multipylng. You multiply the two numbers ignoring the decimal point but ensuring that any trailins 0s are present. The number of digits after the decimal point in the answer is the sum of the number of digits after the decimal points in the two multiplicands.
When multiplying two decimals the sum of the decimal places in the factors is?
0.79 4.3
Why does multiplying numbers by ten move the decimal point to the right?
why does multiplying numbers by ten move the decimal point to the right
When multiplying a decimal by a decimal multiply as with what numbers?
The answer depends on the decimal numbers: there is no simple answer if one (or both) of the decimals is a non-terminating number.
How is multiplying decimals the same from multiplying whole numbers?
Multiplying decimals is similar to multiplying whole numbers in that the same multiplication rules apply, such as the distributive property and the arrangement of numbers. The key difference lies in the placement of the decimal point in the product; after multiplying, you count the total number of decimal places in the factors and place the decimal point in the product accordingly. This ensures that the value of the result accurately reflects the decimal nature of the original numbers.
