20 x 20 Multiplication Table in 5 Minutes

In just 5 minutes, can you fill in this 20 by 20 multiplication grid?
There is no yellow box on purpose!
Credit to the original 12 x 12 Multiplication Table Quiz!
Quiz by Stewart
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Last updated: March 12, 2019
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First submittedMarch 12, 2019
Times taken4,122
Average score84.0%
Rating4.82
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+1
Level 34
Jun 3, 2023
This is Difficu-sy
+1
Level 34
Jun 3, 2023
Means Difficult and easy
+1
Level 34
Nov 4, 2023
time left 0:31 lets go guys
+1
Level 24
Feb 11, 2024
This quiz is so tedious but I loved it! My score is 384