thumbnail

Fast Math - Double That Number! (Typing Based)

Can you double all these numbers within the time limit? Test your mental math skills! This time around you have to type in all of it in 15 seconds. Basically impossible.
This quiz changes every time you play!
Quiz by
FootballGeoGuy
Rate:
Last updated: April 28, 2019
You have not attempted this quiz yet.
First submittedApril 28, 2019
Times taken4,371
Average score20.0%
Report this quizReport
0:15
Enter answer here:
0
 / 20 guessed
The quiz is paused. You have remaining.
Scoring
You scored / = %
This beats or equals % of test takers also scored 100%
The average score is
Your high score is
Your fastest time is
Keep scrolling down for answers and more stats ...
Number
Double
872
1744
710
1420
271
542
523
1046
449
898
Number
Double
493
986
850
1700
699
1398
243
486
886
1772
Number
Double
291
582
476
952
554
1108
735
1470
689
1378
Number
Double
186
372
794
1588
19
38
204
408
985
1970
Save Your Stats
Your Next Quiz
There are 78 different names for the currencies used by the different countries of the world. How many can you name?
Name the drivers who have won a Formula One World Drivers' Championship.
Speed and sheer nerdiness are the names of this game.
We give you 20 random country flags. Can you guess the countries?
2 Comments
+1
Level 20
Jul 28, 2025
You scored 15/20 = 75%

This beats or equals 100% of test takers

The average score is 4

Your high score is 15

:D

+1
Level 20
Oct 19, 2025
You scored 19/20 = 95%

This beats or equals 100% of test takers

The average score is 4

Your high score is 19

I WAS SO CLOSE