Growing money is mostly arithmetic: how much you put in, how long it compounds, what it earns and what fees take back. These guides put numbers on each piece. See what $10,000 becomes over 30 years, how much a 1% fund fee really costs, when a CD beats a savings account, and how ROI, IRR and CAGR describe the same investment differently. Use the investment and savings calculators to run your own figures after reading. A good first read is what $10,000 becomes over 10, 20 and 30 years.
More stocks mean more growth and bigger drops. Here is how five stock-bond mixes compare on long-run growth and a deep-bear-market year, and how to choose yours.
Read more about Stocks vs Bonds: How to Choose Your Asset AllocationAn index fund is a strategy; ETFs and mutual funds are wrappers. Here is how they differ in cost, trading, minimums and taxes, and which one suits which investor.
Read more about Index Fund vs ETF vs Mutual Fund: Differences, Costs and TaxesIf you have a lump sum, should you invest it all now or in 12 monthly pieces? The math favors investing at once most of the time, but there are good reasons to average in.
Read more about Dollar-Cost Averaging vs Lump Sum: Which Is Better for $120,000?The same $20,000 can earn about $816 or about $80 a year, depending on the account. Here is how APY works, what FDIC insurance covers and how the interest is taxed.
Read more about High-Yield Savings Accounts: APY, Insurance Limits and What You Really EarnThree to six months of essential expenses is the standard answer. Here is how to size yours, build it in steps and decide where the money should live.
Read more about How Much Emergency Fund Do You Need? A Month-by-Month PlanWhat does $10,000 turn into, with and without monthly contributions? Real tables for 5 to 30 years, how much compounding frequency matters, and the rule of 72.
Read more about Compound Interest on $10,000: What It Becomes in 10, 20 and 30 YearsA CD locks a rate; a savings account lets it float. Which one earns more depends on where rates go next, and whether you might need the cash. Here is the 5-year comparison under three rate paths.
Read more about Savings Account vs CD: Which Earns More for Your Cash?Reaching a million is more about time and rate than income. Here are the monthly contributions needed over 20, 30 and 40 years, how long common savings amounts take, and what $1M really buys after inflation.
Read more about How Long Does It Take to Save $1 Million?Fees are the one part of investing you can control exactly. A 1% annual fee can cost you nearly a fifth of your final balance over 30 years. Here are the numbers, and where to find your fund's costs.
Read more about How Expense Ratios Quietly Cost You Six FiguresA 30% return in two years is not the same as a 150% return in twelve. Three return metrics measure different things. Here is the one-minute guide, with examples you can reproduce.
Read more about ROI vs IRR vs CAGR: Which Return Number Should You Trust?
