diff --git a/src/floating_point_numbers/subtraction.md b/src/floating_point_numbers/subtraction.md
index cc89f7b..6f4df8c 100644
--- a/src/floating_point_numbers/subtraction.md
+++ b/src/floating_point_numbers/subtraction.md
@@ -18,7 +18,7 @@ Because of the previously mentioned inaccuracy, the results of subtractions migh
 ```java
 ~void main() {
 ~double x = 5.1;
-~// y will be 4.1
+~// y will be -4.1
 ~double y = x - 9.2;
 // z will be -4.199999999999999
 double z = y - 0.1;
diff --git a/src/loops/challenges.md b/src/loops/challenges.md
index 3ed33fc..d8ff896 100644
--- a/src/loops/challenges.md
+++ b/src/loops/challenges.md
@@ -116,7 +116,7 @@ void main() {
 
 Write code that will output each character of `name` on its own line.
 
-So for if `name` is equal to `"Bridget"`, I would expect the following as output.
+So if `name` is equal to `"Bridget"`, I would expect the following as output.
 
 ```text
 B
@@ -201,6 +201,7 @@ If the initial number is `15` you should have this as output.
 10
 5
 16
+8
 4
 2
 1