To find out how many cookies Baylee brought altogether, simply add the number of chocolate chip cookies and sugar cookies together.

$\text{Total cookies} = 124 \, (\text{chocolate chip cookies}) + 187 \, (\text{sugar cookies})$

$\text{Total cookies} = 311$

Baylee brought 311 cookies altogether.

Would you like more details or further clarification?

Here are 5 related questions for practice:

1. If Baylee gave away 50 cookies, how many would she have left?
2. How many more sugar cookies than chocolate chip cookies did Baylee bring?
3. If each plate could hold 5 cookies, how many plates would be needed for all the cookies?
4. What is the percentage of sugar cookies among the total cookies?
5. How many cookies would each student get if there are 25 students?

Tip: When solving word problems, carefully identify all relevant quantities and what the problem is asking for.