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PRIVATE BROWSER TOOL · PHASE 3
Arithmetic Practice Generator
Generate mixed whole-number addition, subtraction, multiplication, and exact-division problems with answer keys. The complete workflow runs locally in this browser, with visible controls and a result you can inspect before copying or downloading.
LOCAL WORKBENCH
Generate a result
No upload · no account · no URL storage
Ready. Entries and results stay in this browser tab.
Choose your settings, then select Generate.
How it works
- Choose an allowed operation securely for every problem.
- Draw bounded operands, swapping subtraction operands or constructing exact division when those rules apply.
- Return numbered problems and a separately labeled answer key.
Worked example
A mixed round can include 37 + 24, 90 − 18, 8 × 7, and 72 ÷ 9, all with integer answers.
Limits and interpretation
- At most 500 problems and operand magnitudes up to 10,000 are accepted.
- Division problems are constructed for exact integer quotients and never divide by zero.
- The generator does not assess learner responses or adapt difficulty automatically.
Privacy
Your inputs and generated results stay in this browser. This tool does not put them in a URL, analytics event, server log, or external request.
Frequently asked questions
- How does Arithmetic Practice Generator make its random choices?
- Web Crypto independently selects operation and bounded operands for every generated problem.
- Does Arithmetic Practice Generator upload my inputs or results?
- No. Student names, custom cards, questions, and generated practice stay in the active browser tab.
- When should I use Arithmetic Practice Generator?
- Use it to prepare a teacher-reviewed mixed-skills worksheet or short retrieval-practice set.