Multiplying and Dividing Decemals
Why do YOU need to know this?
Why is it important to know how to multiply and divide decimals?
It is important to know how to multiply decimals because what if you drop your phone and you loose your calculator and if you need to get 100 of something and you don't want to add it up. It is also important to know how to divide decimals because if you need to average something out and if you need to put money evenly for bills.
Multiplying and dividing decimals in the real world.
We use multiplying decimals in the real world by finding the price of more than one of the same item, by helping kids with homework, and by paying bills. We use dividing decimals in the real world because
What are steps to divide decimals?
24.5 divided by 7 = 3.5
First, you see how many times 7 goes into 24. It goes in there 3 times.
Then, you subtract 24 and 21 and, you should get 3.
Next, you see how many times 7 goes into 35. It goes in there 5 times.
Finally, you put in the decimal.
Your final answer should be 3.5.
What are the steps to follow when you are multiplying decimals?
87.56x7.5=656.700
First you multiply 87.56 and 5. You will get 43,780.
Then you multiply 87.56 and 7. You will get 806,920.
Next you add 608,920 and 43,780. You should get 656,700.
Finally you count the numbers behide the decimal and you should get 3, and the count 3 numbers down of the answer and then put the decimal there.
Your answer should be 656.700