# Homework Hints 6-8

[tippy title=”Problems 1-21″]Problems 1-21
Use Table 6.1 for the procedure.
Problems 1, 2, 7, 13, 18, 19, and 21:
Use Example 4 if you are changing from decimal form.
Problems 3, 4, 8, 10, 11, 14, and 17:
Use Example 2 if you are changing from percent form.
Problems 5, 6, 9, 12, 15, 16, and 20:

Use Example 3 if you are changing from fractional form. [/tippy]

[tippy title=”Problems 22-28″]Problems 22-28
See Examples 5 and 6 for estimation techniques.
Problem 22a: Think of 50% as 1/2.
Problem 22b: Think of 25% as 1/4.
Problem 23: Think of 10% as 1/10.
Problem 24b : Think of 33 1/3 % as 1/3.[/tippy]

[tippy title=”Problems 29-46″]Problems 29-46
These problems provide practice with the percent problem.
First, identify the percent.
Next, identify the whole quantity.
Finally, identify the remain number and write the proportion.
Take some time to study Example 7 because it illustrates different types of wording for the percent problem.[/tippy]

[tippy title=”Problems 47-58″]Problems 47-58
These problems are applied examples of the percent problem. Take a look at Examples 8-13 for practice with these types of problems.[/tippy]