3 files changed, 6 insertions, 3 deletions
diff --git a/files/pt-pt/web/mathml/attribute/values/index.html b/files/pt-pt/web/mathml/attribute/values/index.html
index 62a23acd8d..6e15310f0b 100644
--- a/files/pt-pt/web/mathml/attribute/values/index.html
+++ b/files/pt-pt/web/mathml/attribute/values/index.html
@@ -1,11 +1,12 @@
 ---
 title: Valores
-slug: Web/MathML/Attribute/Valores
+slug: Web/MathML/Attribute/Values
 tags:
   - Guía
   - MathML
   - Referência de MathML
 translation_of: Web/MathML/Attribute/Values
+original_slug: Web/MathML/Attribute/Valores
 ---
 <div>{{MathMLRef}}</div>
 
diff --git a/files/pt-pt/web/mathml/examples/deriving_the_quadratic_formula/index.html b/files/pt-pt/web/mathml/examples/deriving_the_quadratic_formula/index.html
index 08f847fbb3..3d2348bd81 100644
--- a/files/pt-pt/web/mathml/examples/deriving_the_quadratic_formula/index.html
+++ b/files/pt-pt/web/mathml/examples/deriving_the_quadratic_formula/index.html
@@ -1,6 +1,6 @@
 ---
 title: 'MathML: Derivar a Formula Resolvente'
-slug: Web/MathML/Examples/Derivar_a_Formula_Resolvente
+slug: Web/MathML/Examples/Deriving_the_Quadratic_Formula
 tags:
   - Beginner
   - Educação
@@ -9,6 +9,7 @@ tags:
   - HTML5
   - MathML
 translation_of: Web/MathML/Examples/Deriving_the_Quadratic_Formula
+original_slug: Web/MathML/Examples/Derivar_a_Formula_Resolvente
 ---
 <p><span class="seoSummary">Esta página descreve a derivação da Fórmula Resultante.</span></p>
 
diff --git a/files/pt-pt/web/mathml/examples/mathml_pythagorean_theorem/index.html b/files/pt-pt/web/mathml/examples/mathml_pythagorean_theorem/index.html
index d4edbfc4dd..0c8342effb 100644
--- a/files/pt-pt/web/mathml/examples/mathml_pythagorean_theorem/index.html
+++ b/files/pt-pt/web/mathml/examples/mathml_pythagorean_theorem/index.html
@@ -1,6 +1,6 @@
 ---
 title: Provar o teorema de Pitágoras
-slug: Web/MathML/Examples/MathML_teorema_de_Pitagoras
+slug: Web/MathML/Examples/MathML_Pythagorean_Theorem
 tags:
   - Beginner
   - Educação de matemática
@@ -9,6 +9,7 @@ tags:
   - Matemática HTML5
   - MathML
 translation_of: Web/MathML/Examples/MathML_Pythagorean_Theorem
+original_slug: Web/MathML/Examples/MathML_teorema_de_Pitagoras
 ---
 <p>Iremos provar o teorema de Pitágoras:</p>