How many ways you can make change for an amount
29238
Making Change for a Dollar (and other number partitioning problems)
150659
Trigger to create sum all the opportunities under the account
107536
Is there a most efficient way to pay off multiple loans with the same interest rate?
15874
How should spare change be exchanged?
15030
Is there a law that you can add or multiply to both sides of an equation?
34555
Can a user gain more than 2 rep for editing?
85125
"Amount" vs. "number" vs. "quantity"
65070
Combinations of a penny, nickel, dime, and quarter
126156
An instructor has an exam of 5 questions and a question bank of 50 questions. Are there $50\choose 5$ or $(50)_5$ possible exams?
116626
How to choose between an odd number of options with a fair coin
91389
If I roll three dice at the same time, how many ways the sides can sum up to $13$?
127377
Best way to change words into numbers using specific word list
84739
Amount of Number Combinations to Reach a Sum of 10 With Integers 1-9 Using 2 or More Integers
53969
Finding a limit using change of variable- how come it works?
59419
Crafty solutions to the following limit
24360
Offer to do something for money on Stack Overflow
27928
What is the best method of handling currency/money?