There are 250 toothpicks. Creating a small pyramid takes 3 tooth picks. How many small pyramids can you make with the 250 toothpicks? How many toothpicks did you loose? How many toothpicks are still left over?
You can make 83 small pyramids with the 250 toothpicks.
To make 83 small pyramids, you would use 249 toothpicks (83 pyramids x 3 toothpicks).
Therefore, you would lose 1 toothpick in the process.
After making the 83 small pyramids, there would be 1 toothpick left over.