diff --git a/en/Basic Math/Average_Mean.md b/en/Basic Math/Average_Mean.md
index f31972d5..5eacce57 100644
--- a/en/Basic Math/Average_Mean.md	
+++ b/en/Basic Math/Average_Mean.md	
@@ -59,7 +59,7 @@ Return the value of 22.<u>857142</u> or `23`.
 
 ## Video URL
 
--   [Mean on Khan Academy](https://www.khanacademy.org/math/ap-statistics/summarizing-quantitative-data-ap/measuring-center-quantitative/v/mean-median-and-mode)
+-   [Mean on Khan Academy](https://www.khanacademy.org/math/cc-sixth-grade-math/cc-6th-data-statistics/mean-and-median/v/mean-median-and-mode)
 
 ## Others
 
diff --git "a/es/Matematicas B\303\241sico/Promedio.md" "b/es/Matematicas B\303\241sico/Promedio.md"
index 6735c765..02d3801f 100644
--- "a/es/Matematicas B\303\241sico/Promedio.md"	
+++ "b/es/Matematicas B\303\241sico/Promedio.md"	
@@ -60,7 +60,7 @@ Devuelva el valor de 22. <u>857142</u> o `23`.
 
 ## Video en YouTube
 
-- [Media en Khan Academy](https://www.khanacademy.org/math/ap-statistics/summarizing-quantitative-data-ap/measuring-center-quantitative/v/mean-media-and-mode)
+- [Media en Khan Academy](https://www.khanacademy.org/math/cc-sixth-grade-math/cc-6th-data-statistics/mean-and-median/v/mean-median-and-mode)
 
 ## Otros
 
diff --git "a/ko/\352\270\260\354\264\210 \354\210\230\355\225\231/\355\217\211\352\267\240\352\260\222.md" "b/ko/\352\270\260\354\264\210 \354\210\230\355\225\231/\355\217\211\352\267\240\352\260\222.md"
index e78aa369..553fcacf 100644
--- "a/ko/\352\270\260\354\264\210 \354\210\230\355\225\231/\355\217\211\352\267\240\352\260\222.md"	
+++ "b/ko/\352\270\260\354\264\210 \354\210\230\355\225\231/\355\217\211\352\267\240\352\260\222.md"	
@@ -57,7 +57,7 @@ count = 7
 
 ## 영상 URL
 
-- [Khan Academy](https://www.khanacademy.org/math/ap-statistics/summarizing-quantitative-data-ap/measuring-center-quantitative/v/mean-median-and-mode)
+- [Khan Academy](https://www.khanacademy.org/math/cc-sixth-grade-math/cc-6th-data-statistics/mean-and-median/v/mean-median-and-mode)
 
 ## 기타
 
diff --git "a/pt-br/Matem\303\241tica B\303\241sica/M\303\251dia.md" "b/pt-br/Matem\303\241tica B\303\241sica/M\303\251dia.md"
index a6b173d0..40193b9f 100644
--- "a/pt-br/Matem\303\241tica B\303\241sica/M\303\251dia.md"	
+++ "b/pt-br/Matem\303\241tica B\303\241sica/M\303\251dia.md"	
@@ -60,7 +60,7 @@ Retorne o valor de 22 ou `23`.
 
 ## URL do vídeo
 
-- [Média na Khan Academy](https://www.khanacademy.org/math/ap-statistics/summarizing-quantitative-data-ap/measuring-center-quantitative/v/mean-median-and-mode)
+- [Média na Khan Academy](https://www.khanacademy.org/math/cc-sixth-grade-math/cc-6th-data-statistics/mean-and-median/v/mean-median-and-mode)
 
 ## Outros