diff --git a/exercises/practice/all-your-base/.docs/instructions.md b/exercises/practice/all-your-base/.docs/instructions.md
index 858f0815e4..10bd053d39 100644
--- a/exercises/practice/all-your-base/.docs/instructions.md
+++ b/exercises/practice/all-your-base/.docs/instructions.md
@@ -17,15 +17,15 @@ combination of powers of **b**.
 
 The number 42, _in base 10_, means:
 
-(4 _ 10^1) + (2 _ 10^0)
+(4 * 10^1) + (2 * 10^0)
 
 The number 101010, _in base 2_, means:
 
-(1 _ 2^5) + (0 _ 2^4) + (1 _ 2^3) + (0 _ 2^2) + (1 _ 2^1) + (0 _ 2^0)
+(1 * 2^5) + (0 * 2^4) + (1 * 2^3) + (0 * 2^2) + (1 * 2^1) + (0 * 2^0)
 
 The number 1120, _in base 3_, means:
 
-(1 _ 3^3) + (1 _ 3^2) + (2 _ 3^1) + (0 _ 3^0)
+(1 * 3^3) + (1 * 3^2) + (2 * 3^1) + (0 * 3^0)
 
 I think you got the idea!