Using mathematical tables, evaluate: (7.143x821.5)
Understand the Problem
The question is asking to evaluate the product of 7.143 and 821.5 using mathematical tables. This involves finding the values in the tables and performing the multiplication.
Answer
$5854.6495$
Answer for screen readers
The final answer for the product of $7.143$ and $821.5$ is $5854.6495$.
Steps to Solve
- Find the necessary values from the tables
To evaluate the product of $7.143$ and $821.5$, you would refer to your mathematical tables, such as multiplication tables or logarithmic tables if applicable. For simplicity, we'll directly multiply these values here.
- Perform the multiplication
Now, multiply the two numbers: $$ 7.143 \times 821.5 $$
- Calculate the result
Perform the multiplication step: $$ 7.143 \times 821.5 = 5854.6495 $$
The final answer for the product of $7.143$ and $821.5$ is $5854.6495$.
More Information
When multiplying decimals, ensure that you align the numbers correctly and count the total number of decimal places in the result. Here, the numbers had a total of four decimal places.
Tips
- A common mistake is misaligning the decimal points while multiplying, which can lead to incorrect placement of the decimal in the final answer.
- Failing to count decimal places correctly can change the value significantly.
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