Answer :

To find out what percent 151 is of 215, you can follow these steps:

1. Identify the Part and Whole:
- The "part" is the number you are comparing, which is 151.
- The "whole" is the total or original amount, which is 215.

2. Set Up the Percentage Formula:
- The formula to find what percent a number (part) is of another number (whole) is:
[tex]\[
\text{Percentage} = \left(\frac{\text{Part}}{\text{Whole}}\right) \times 100
\][/tex]

3. Plug the Values into the Formula:
- Substitute 151 for the part and 215 for the whole:
[tex]\[
\text{Percentage} = \left(\frac{151}{215}\right) \times 100
\][/tex]

4. Divide and Multiply:
- First, divide 151 by 215:
[tex]\[
\frac{151}{215} \approx 0.70232558
\][/tex]
- Then, multiply the result by 100 to convert it to a percentage:
[tex]\[
0.70232558 \times 100 \approx 70.23
\][/tex]

5. Conclusion:
- Therefore, 151 is approximately 70.23% of 215.

This means that 151 is about 70.23 percent of the number 215.