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Count money (U.S.)
Counting-money--us- 256
Description
Exercise Name: Count money (U.S.)
Math Missions: Early math Math Mission
Types of Problems: 2

The first instance of Count money (U.S.) is under the Early math Math Mission. This exercise practices rapid calculation with respect to money, specifically concentrating on American coinage and bills.

Types of Problems

There are two types of problems in this exercise:

  1. Count the dollars: This problem describes the bills that a person has and asks the student to calculate the total amount of dollars they have.
    Dollar

    Count the dollars

  2. Count the change: This problem shows the change that a person has and asks the student to calculate the total amount of cents they have.
    Cents

    Count the change

Strategies

This exercise is easy to get accuracy badges if user is familiar with American money. It is medium difficulty to get speed badges if they are American because of the time it takes to count the money without having it physically in user's hand. Research would suggest it would be hard to get speed badges if they are not American due to unfamiliarity with American money.

  1. On the dollar problems, the total has not exceeded $100.
  2. On the dollar problems, it seems most efficient to calculate from the end of the sentence first (largest denomination of bills).
  3. On the coin problems, the total has not exceeded 99 cents.

Real-life Applications

  1. Knowing how to count is essential for learning algebra and the higher maths, and counting is used for almost everything humans do.

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