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Math Blitz
Rapid-fire mental arithmetic typed straight on the number pad, checked the instant you enter the last digit.
Experimental Emulator verified v1.0.0 17.2 KB
The JAR and JAD are the Original Java ME Version for phones and emulators. How to install.
About
The number pad was made for this. Sums, differences, products and divisions appear one after another and you type the answer directly; there is no confirm key, because the answer is checked the moment you have typed enough digits. Sprint mode gives you 60 seconds, with every correct answer adding a second. Survival puts a shrinking timer on each question and gives you three lives. Streaks raise the difficulty and mistakes ease it back down.
Objective: Solve as many problems as possible before time or lives run out.
Modes: Sprint, Survival
maths arithmetic education keypad



Screenshots captured from the real JAR at 176x208 on the project's reference runtime; the third image is rendered by MicroEmulator 2.0.4.
Controls
| Key | Action |
|---|---|
| 0-9 | Type answer |
| # | Clear typed digits |
| * | Pause menu |
In every game: 5 selects in menus, * pauses, and on the title screen # opens help and 0 toggles sound. The joystick and 2/4/6/8 are interchangeable.
Verification
| Level | Status | Details |
|---|---|---|
| Build verified | Yes | Compiled against CLDC 1.0 / MIDP 2.0; JAR + JAD generated |
| Reference runtime | Yes | Passed at 128x128, 128x160, 176x208, 176x220, 240x320 |
| Emulator verified | Yes | Automated smoke test on MicroEmulator 2.0.4 (176x220) |
| Real device verified | No | Not yet tested on real hardware |
Tried it on a real phone? Send a device report.
Technical details
| MIDlet | mathblitz.MathBlitzMIDlet |
|---|---|
| Platform | Java ME, CLDC 1.0, MIDP 2.0 |
| JAR size | 17.2 KB |
| Screens | 128x128, 128x160, 176x208, 176x220, 240x320 |
| Storage | RMS record store gk (settings, best score) |