diff --git a/src/geometry/scale_ops.rs b/src/geometry/scale_ops.rs
index 4d8b5f41..6a55cf40 100644
--- a/src/geometry/scale_ops.rs
+++ b/src/geometry/scale_ops.rs
@@ -36,34 +36,19 @@ add_sub_impl!(Mul, mul, ClosedMul;
     self: Scale<T, D>, right: Scale<T, D>, Output = Scale<T, D>;
     #[allow(clippy::suspicious_arithmetic_impl)] { Scale::from(self.vector.component_mul(&right.vector)) }; );
 
-// Scale ÷ Scale
-// TODO: instead of calling inverse explicitly, could we just add a `mul_tr` or `mul_inv` method?
-/*add_sub_impl!(Div, div, ClosedSub;
+// Scale × scalar
+add_sub_impl!(Mul, mul, ClosedMul;
     (Const<D>, U1), (Const<D>, U1) -> (Const<D>, U1)
     const D; for; where;
-    self: &'a Scale<T, D>, right: &'b Scale<T, D>, Output = Scale<T, D>;
-    #[allow(clippy::suspicious_arithmetic_impl)] { todo!(); };
-    'a, 'b);
-
-add_sub_impl!(Div, div, ClosedSub;
-    (Const<D>, U1), (Const<D>, U1) -> (Const<D>, U1)
-    const D; for; where;
-    self: &'a Scale<T, D>, right: Scale<T, D>, Output = Scale<T, D>;
-    #[allow(clippy::suspicious_arithmetic_impl)] { todo!(); };
+    self: &'a Scale<T, D>, right: T, Output = Scale<T, D>;
+    #[allow(clippy::suspicious_arithmetic_impl)] { Scale::from(&self.vector * right) };
     'a);
 
-add_sub_impl!(Div, div, ClosedSub;
+add_sub_impl!(Mul, mul, ClosedMul;
     (Const<D>, U1), (Const<D>, U1) -> (Const<D>, U1)
     const D; for; where;
-    self: Scale<T, D>, right: &'b Scale<T, D>, Output = Scale<T, D>;
-    #[allow(clippy::suspicious_arithmetic_impl)] { todo!(); };
-    'b);
-
-add_sub_impl!(Div, div, ClosedSub;
-    (Const<D>, U1), (Const<D>, U1) -> (Const<D>, U1)
-    const D; for; where;
-    self: Scale<T, D>, right: Scale<T, D>, Output = Scale<T, D>;
-    #[allow(clippy::suspicious_arithmetic_impl)] { todo!(); }; );*/
+    self: Scale<T, D>, right: T, Output = Scale<T, D>;
+    #[allow(clippy::suspicious_arithmetic_impl)] { Scale::from(self.vector * right) }; );
 
 // Scale × Point
 // TODO: we don't handle properly non-zero origins here. Do we want this to be the intended
@@ -106,14 +91,3 @@ add_sub_assign_impl!(MulAssign, mul_assign, ClosedMul;
     const D;
     self: Scale<T, D>, right: Scale<T, D>;
     #[allow(clippy::suspicious_op_assign_impl)] { self.vector.component_mul_assign(&right.vector); }; );
-
-/*add_sub_assign_impl!(DivAssign, div_assign, ClosedSub;
-    const D;
-    self: Scale<T, D>, right: &'b Scale<T, D>;
-    #[allow(clippy::suspicious_op_assign_impl)] { todo!(); };
-    'b);
-
-add_sub_assign_impl!(DivAssign, div_assign, ClosedSub;
-    const D;
-    self: Scale<T, D>, right: Scale<T, D>;
-    #[allow(clippy::suspicious_op_assign_impl)] { todo!(); }; );*/