diff --git a/README.md b/README.md
index b103466139..bd57b751b2 100644
--- a/README.md
+++ b/README.md
@@ -9,8 +9,8 @@ Input:
    p, principal amount
    t, time period in years
    r, annual rate of interest
-Output
-   simple interest = p*t*r
+Output:
+  Simple interest = (p * r * t) / 100
 ```
 
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