Choose question count, operation type, and time per question, then start from above.
Choose one operation type per run. Subtraction never goes negative, and division is always exact.
Addition: 2- or 3-digit number + 2-digit number.
Subtraction: 2- or 3-digit number - 2-digit number, never below 0.
Multiplication / Division: within 10, with exact division only.
Time is fixed per question and does not decrease. Setting it to 0 means unlimited time.
This area shows your best score, latest run, and total sessions.
No history yet.
These settings apply when you start the run.
Question 1 / 20
Selecting an answer moves to the next question automatically, and the timer stays visible on the left.
Shortcuts: 1 - 5 choose an option, P pause, N skip.
Accuracy, average time, best combo, and pace swings appear here.
Before combos, hints, and pauses appear, this area explains what will show up later.
You finished this run. Review total score, time bonus, and question-by-question breakdown below.
Includes base score, time bonus, and normalized score out of 100.
This area summarizes whether you were steadier or faster in the first or second half.
This area suggests the next run based on mistakes, timeouts, and average time.
This area shows your latest score, best score, and current practice streak.
No history yet.
Retry wrong answers, timed-out questions, or keep practicing from the mistake book.
Review your answer, the correct answer, score, and time spent.
This area shows retry sets, retry buttons, and a fresh challenge entry point.
If a filter is empty, this area suggests switching filters or starting over.