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Personal Finance: Financial Decision Making

Curriculum

  • 8 Sections
  • 34 Lessons
  • 10 Weeks
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  • Financial Decision Making
    5
    • 1.1
      The Role of Choice in Financial Decisions
    • 1.2
      Rational Decision-Making Process
    • 1.3
      Future Consequences of Financial Choices
    • 1.4
      Unintended Consequences
    • 1.5
      Unit 1 Quiz: Financial Decision Making
  • Earning Income
    4
    • 2.1
      Career Choices and Income
    • 2.2
      Forms of Compensation
    • 2.3
      Taxes and Deductions
    • 2.4
      Unit 2 Quiz: Earning Income
  • Buying Goods and Services
    4
    • 3.1
      Creating and Managing a Budget
    • 3.2
      Selecting Financial Institutions
    • 3.3
      Making Major Purchases
    • 3.4
      Unit 3 Quiz: Buying Goods and Services
  • Saving
    6
    • 4.1
      Setting Savings Goals
    • 4.2
      Interest and the Time Value of Money — Part 1
    • 4.3
      Interest and the Time Value of Money — Part 2
    • 4.4
      Savings Instruments
    • 4.5
      Retirement Planning
    • 4.6
      Unit 4 Quiz: Saving
  • Using Credit
    5
    • 5.1
      Understanding Credit and Credit Scores
    • 5.2
      Types of Credit and Debt
    • 5.3
      Managing and Avoiding Debt
    • 5.4
      Credit Rights and Responsibilities
    • 5.5
      Unit 5 Quiz: Using Credit
  • Protecting and Insuring
    3
    • 6.1
      Insurance Basics and Types
    • 6.2
      Identity Theft and Fraud Protection
    • 6.3
      Unit 6 Quiz: Protecting and Insuring
  • Financial Investing
    3
    • 7.1
      Investment Instruments
    • 7.2
      Risk and Return
    • 7.3
      Unit 7 Quiz: Financial Investing
  • Capstone & EOC Preparation
    4
    • 8.1
      Comprehensive Review
    • 8.2
      Financial Planning Capstone Project
    • 8.3
      EOC Assessment Preparation
    • 8.4
      Mock EOC Assessment

Retirement Planning

Saving

Retirement Planning

🕐 12 min read
The Big Question

If you could retire with a million dollars by saving a few hundred dollars a month starting now, would you do it? What would stop you?

An older person (around 70 years old, diverse ethnicity) with a concerned expression, stands next to a large, traditional balance scale

Imagine you and your friend both start your first jobs at 18. One of you invests just $200 a month for 7 years and then never adds another dime. The other waits until age 25 to start saving but puts in $200 every month for the next 40 years. Who ends up richer at retirement? The answer might surprise you—and it shows why retirement planning matters, even when it seems a lifetime away.

The Million Dollar Decision: Sarah vs. Mike

A young adult (diverse ethnicity) stands between two distinct financial pathways

Sarah starts investing $200/month at 18, stops at 25, and lets her money grow at 8% each year. By 65, she’s turned $16,800 into $365,383. Mike waits until 25, then invests the same $200/month for 40 years. By 65, he’s put in $96,000 and has $622,379. Mike put in almost 6× more, but Sarah’s early start meant her money worked longer—her return was 4× better!

But what if Sarah kept going? $200/month from 18 to 65 could build nearly $1 million—all thanks to the power of time and compounding.

💡 Did You Know?

In Missouri, only about half of working adults have any retirement savings at all. Starting young gives you a powerful advantage most people never use.

Why Retirement Planning Matters Now

The Retirement Reality

  • The average American retires around age 65 and will need to cover 15–20+ years without a paycheck.
  • Social Security pays an average of $1,800/month—only about 40% of pre-retirement income. It is not enough to live on comfortably, and future benefits may be reduced.
  • Healthcare in retirement can cost $300,000+, and living longer means you’ll need even more savings.
50%
of U.S. households have no retirement savings
$120,000
Median savings for Americans age 55-64
$1,800
Average Social Security check per month

You can be different: Starting early gives you a superpower—compound growth over decades!

How Much Do You Need?

25x Rule

Estimate how much you need for retirement by multiplying your desired annual spending by 25. This is based on the 4% safe withdrawal rate.

Want $50,000/year in retirement? You’ll need about $1,250,000 saved. $75,000/year? Aim for $1,875,000. Sound impossible? Not if you start early and use compound interest. For example, $300/month invested from age 18–65 at 8% grows to over $1.2 million!

How does starting to save in your teens or twenties change your financial future compared to waiting until your 30s or 40s?

The Power of Starting Young

  • Start at 18: $300/month → $1.24 million at 65
  • Start at 25: $300/month → $933,000
  • Start at 35: $300/month → $447,000
  • Start at 45: $300/month → $176,000

Waiting even a few years costs you hundreds of thousands of dollars. Time is your greatest asset.

Want to go deeper? The science behind compound interest and the Rule of 72

Compound interest means you earn “interest on your interest”—your money grows faster over time. The Rule of 72 lets you estimate how long it takes for your money to double: Divide 72 by your interest rate. For example, at 8% growth, your retirement savings will double about every 9 years. This is why starting just a few years earlier can mean hundreds of thousands more at retirement!

  • It’s never too early to start saving for retirement—time is your secret weapon.
  • Social Security isn’t enough by itself; you’ll need your own savings to have financial freedom in retirement.

Types of Retirement Accounts

Employer-Sponsored Plans

401(k)

A retirement account offered by many employers; you can contribute a portion of your paycheck (often with employer matching), and investments grow tax-deferred until retirement.

  • Contributions directly from your paycheck—easy to automate!
  • Traditional 401(k): Contributions are pre-tax (reduce taxable income now), but withdrawals are taxed later.
  • Roth 401(k): Pay tax now, withdraw tax-free in retirement.
  • Contribution limit (2024): $23,000/year (under 50)

Many Missouri school districts offer 403(b) plans to teachers. These work just like 401(k) plans but are designed for public schools, hospitals, and nonprofits.

Why might a young worker choose a Roth 401(k) instead of a traditional 401(k)?

Individual Retirement Accounts (IRAs)

Roth IRA

A retirement account you open yourself, with after-tax contributions and tax-free withdrawals in retirement. Especially powerful for young people who expect to be in a higher tax bracket later.

  • Traditional IRA: Pre-tax contributions (may be deductible), taxed later
  • Roth IRA: After-tax contributions, tax-free growth and withdrawals
  • 2024 contribution limit: $7,000/year (under 50)
  • Roth IRA income limits: Single filers under $161,000; married under $240,000

If you work a summer job in Missouri and earn $6,000, you could put all of it in a Roth IRA—let it grow tax-free for 50 years and potentially end up with over $100,000 from just that one summer’s work!

❌ Common Misconception

“I can wait until I’m older to worry about retirement. I’ll have more money later.”

✅ The Reality

Starting young—even with small amounts—gives your money decades to grow. Waiting costs you much more than you think, due to the power of compound interest.

What are the main differences between a 401(k) and an IRA? Which might be better for someone just starting out?

Employer Matching: Free Money

Many employers offer to match a portion of your 401(k) contributions. For example, if you contribute 6% of your salary, your employer might add another 3%. That’s a 50% instant return—money you don’t want to leave on the table!

  • Always contribute enough to get the full match.
  • Over 40 years, missing out on $750/year of employer match could cost you over $200,000!

How does employer matching change the amount you need to save on your own?

Before leaving a job, check the vesting schedule—staying just a few extra months could mean keeping thousands of dollars in employer match money.

Building Your Retirement Strategy

  1. Start with a $1,000 emergency fund.
  2. Contribute to your 401(k) up to the employer match.
  3. Pay off high-interest debt (over 7%).
  4. Build a full emergency fund (3–6 months’ expenses).
  5. Max out your Roth IRA.
  6. Increase 401(k) contributions toward 15% of your income.
  7. Work toward other goals (home, college savings, etc.).
  8. If possible, max out your 401(k) completely.

Time is your greatest asset when you’re young. Even small amounts invested early grow into something huge by retirement.

⏱ 5 minutes
Activity: Project Your Million-Dollar Future

Use an online retirement calculator to see how your savings grow over time.

  1. Go to a retirement calculator like Investor.gov Compound Interest Calculator.
  2. Enter $200/month contribution, 8% annual return, and your current age.
  3. Calculate your account value at age 65 if you start now versus waiting 10 years.
  4. Record the difference—how much does waiting cost?
Flashcard

What is the 25x Rule in retirement planning?

Tap to reveal
Answer

Estimate your retirement savings goal by multiplying your desired annual expenses by 25; this is based on a safe 4% withdrawal rate.

Flashcard

What is employer matching in a 401(k)?

Tap to reveal
Answer

Your employer contributes extra money to your 401(k) based on how much you contribute, often up to a percentage of your salary.

Flashcard

What is the main difference between a Traditional and Roth IRA?

Tap to reveal
Answer

Traditional IRA: Pre-tax contributions, taxed when withdrawn. Roth IRA: After-tax contributions, withdrawals are tax-free in retirement.

Think about your first job or any money you’ve earned so far. How could starting your retirement savings right now—even with a small amount—impact your future? What steps could you take this year to start?

0 words Take your time — depth matters more than length
Key Takeaway

Starting to save for retirement early—even with small amounts—can make you a millionaire thanks to decades of compound growth.

Key Takeaway

Always contribute enough to your 401(k) to get the full employer match—it’s free money you can’t afford to miss.

Quick self-check

How confident are you that you can explain the difference between a 401(k) and a Roth IRA to a friend?

Not yetVery confident
SHIFT

The Shift

  • Time and compound interest are your greatest assets for retirement—start early, even with small amounts.
  • Understanding and maximizing employer matching can add hundreds of thousands to your retirement savings.
  • Choosing the right retirement account—401(k), Roth IRA, or both—can mean keeping more of your money in the long run.
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