GIGABRAIN FIELD MANUAL
Mental Math Test
Mental Math is a timed arithmetic sprint with adaptive difficulty. Solve accurately and the problems become more demanding; struggle and the level adjusts.
How to play
Objective: Maintain the highest stable arithmetic level during the fixed benchmark.
- Read the expression and calculate it mentally.
- Enter the answer using the on-screen or physical keyboard.
- Submit and continue as the difficulty adapts.
How scoring works
GigaScore is based on the difficulty level you can hold during the benchmark, not merely the number of rushed attempts.
GIGABRAIN is an entertainment game and personal arcade benchmark, not an IQ, medical, or diagnostic test.
Tips for a cleaner run
- Break multiplication and division into familiar components.
- Check signs and operation order before entering the result.
- Use training mode to strengthen weak operation types without risking a benchmark run.
Mental Math Test questions
Why does the difficulty move up and down?
The adaptive system searches for a level that matches your current speed and accuracy.
Can I use a calculator?
The intended challenge is mental arithmetic, so external calculation tools invalidate the personal benchmark.