What number is 45 of 80?
Understand the Problem
The question is asking for the percentage or mathematical relationship that 45 represents out of 80. It suggests calculating what percentage 45 is of 80, which can be solved using the formula (part/whole) x 100.
Answer
56.25%
Answer for screen readers
The final answer is (56.25%).
Steps to Solve
- Identify the parts of the formula
We are using the percentage formula:
(\frac{\text{part}}{\text{whole}} \times 100).
In this case, the "part" is 45 and the "whole" is 80.
- Substitute the values into the formula
Now, we substitute the identified values into the formula:
$$ \frac{45}{80} \times 100 $$
- Perform the division
Calculate the fraction:
$$ \frac{45}{80} = 0.5625 $$
- Multiply by 100 for percentage
Now, multiply by 100 to find the percentage:
$$ 0.5625 \times 100 = 56.25 $$
The final answer is (56.25%).
More Information
This means that 45 is 56.25% of 80. Percentages help us understand proportions and comparisons in a straightforward manner.
Tips
- A common mistake is to forget to multiply by 100 after finding the fraction. Always remember to perform this final multiplication to convert the decimal to a percentage.
