Money Math · Lesson Plan
Money Exchange and Exchange Rates
A money-math lesson on currency exchange. Students learn what an exchange rate is and practice using one to convert US dollars into a foreign currency — reinforcing decimals, multiplication, and real-world problem solving.
For Teachers
Lesson at a glance
- Topic
- Money Math
- Grade Level
- Grades 6–9
- Resource Type
- Lesson + Worksheet
- Estimated Time
- 30–45 minutes
- Format
- Reading + practice worksheet
- Materials
- Printable lesson, worksheet, calculators
What Students Learn
Learning objectives
- Explain what an exchange rate is
- Identify and read different exchange rates
- Convert US dollars to a foreign currency using a rate
- Apply decimal multiplication to exchange problems
- Check that a converted amount is reasonable
Materials
What you’ll need
- Printed copies of the lesson and worksheet (one per student)
- Calculators
- Whiteboard or projector for worked examples
Key Terms
Vocabulary
- Currency
- The money a country uses.
- Exchange rate
- How much one currency is worth in another.
- Convert
- To change an amount from one currency to another.
- Decimal
- A number with a fractional part written after a point.
- Foreign currency
- Money used in another country.
- Rate
- A comparison of two quantities, here between currencies.
For Teachers
Lesson plan
Estimated time: one 30–45 minute class period.
Lesson sequence
- Introduction (5 min). Ask what a traveler does with US dollars in another country. Introduce exchange rates.
- Read the method (10 min). Students read how an exchange rate tells you what a dollar is worth abroad.
- Worked example (10 min). Convert a dollar amount to a foreign currency using a sample rate.
- Worksheet (12 min). Students practice conversions; the answer key is included for teacher use.
Assessment
Assess the worked example and worksheet practice.
Use the rates in the worksheet as practice values; real exchange rates change constantly.
Discussion
Discussion questions
- What is an exchange rate, and why does a traveler need it?
- How do you convert US dollars to a foreign currency using a rate?
- Why might a dollar buy more in one country than another?
- How does decimal multiplication help with exchange problems?
- How can you tell if your converted amount is reasonable?
Printable Lesson & Worksheet
Money Exchange and Exchange Rates — Lesson & Worksheet
Printable lesson plus practice problems, with an answer key for teacher use.
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