Free · Printable · TEKS 7.13E · Personal Financial Literacy
TEKS 7.13E Worksheets — Grade 7 Calculate and compare simple interest and compound
568+ Texas-aligned practice questions on this exact Grade 7 standard. Print at home or practice online with a built-in AI tutor. No sign-up, no paywall.
What TEKS 7.13E says: Calculate and compare simple interest and compound interest earnings.
This page has 568+ practice questions tagged specifically to TEKS 7.13E. Below: a sample of 8 with answers and explanations so you can preview the worksheet before printing. Every question goes through an AI quality gate (gpt-4o for content review, Claude Sonnet 4.5 for math verification) before publishing.
Cognitive demand: high. Typical question shape: Compare simple vs compound interest over N years.
Find the amount A after compound interest on $400 at 20% annually for 1 year.
- 480 ✓
- 479
- 482
- 481
Why: A = P(1 + r)^t = 400 × (1 + 0.2)^1 = $480.
Omar invests $400 at 5% compounded annually. How much is in the account after 1 year?
- 419
- 421
- 420 ✓
- 422
Why: A = P(1 + r)^t = 400 × (1 + 0.05)^1 = $420.
James deposits $20000 at 25% compounded annually. How much interest is earned in 2 years?
- 11251
- 11250 ✓
- 11252
- 11249
Why: A = 20000(1 + 0.25)^2 = 31250. Interest = A − P = 31250 − 20000 = 11250.
Asher invests $50000 at 25% compounded annually. How much is in the account after 2 years?
- 78124
- 78127
- 78125 ✓
- 78126
Why: A = P(1 + r)^t = 50000 × (1 + 0.25)^2 = $78125.
Camila deposits $30000 at 20% compounded annually. How much interest is earned in 2 years?
- 13200 ✓
- 13201
- 13199
- 13202
Why: A = 30000(1 + 0.2)^2 = 43200. Interest = A − P = 43200 − 30000 = 13200.
Asher invests $400 at 10% compounded annually. How much is in the account after 1 year?
- 442
- 440 ✓
- 441
- 439
Why: A = P(1 + r)^t = 400 × (1 + 0.1)^1 = $440.
Liam invests $300 at 25% compounded annually. How much is in the account after 1 year?
- 375 ✓
- 377
- 374
- 376
Why: A = P(1 + r)^t = 300 × (1 + 0.25)^1 = $375.
Eleanor invests $1000000 at 20% compounded annually. How much is in the account after 3 years?
- 1728000 ✓
- 1727999
- 1728001
- 1728002
Why: A = P(1 + r)^t = 1000000 × (1 + 0.2)^3 = $1728000.
Common questions about TEKS 7.13E
What is TEKS 7.13E?
TEKS 7.13E is a Grade 7 Personal Financial Literacy standard from the Texas Essential Knowledge and Skills. The standard says: Calculate and compare simple interest and compound interest earnings.
How many TEKS 7.13E practice questions are available?
568+ practice questions tagged to TEKS 7.13E. All free to print or practice online. We pull a fresh set each time you print a worksheet so your kid doesn't see the same questions twice.
What kind of questions test TEKS 7.13E on the STAAR?
Compare simple vs compound interest over N years. TEKS 7.13E is a high-cognitive-demand standard — multi-step reasoning is expected.
Where do these questions come from?
Generated by our AI pipeline, then independently quality-gated by two cross-vendor models (gpt-4o for content review, Claude Sonnet 4.5 for math verification) before publishing. Every question is tagged to TEKS 7.13E and modeled on real STAAR item shapes. No typos, no wrong answer keys, no broken explanations.