Number Level
Single Digits (1-9)
Lvl 1 (1-9)
Lvl 2 (10-49)
Lvl 3 (10-99)
Lvl 4 (100-999)
Flashing Speed
0.50s
Beginner
Medium
Fast
Lightning
Count of Numbers
10 numbers
3
5
10
15
20
Operation Modes
Beep Pitch
Standard
Deep
Standard
High
Retro
+5
What is your calculated sum?
Correct Total Sum
11
Math Run-Through Breakdown
0
Active Streak
0%
Accuracy
0.5s
Avg Speed
Recent Exercises