Update README.md

Author: rcalago

core-kotlin-modules/core-kotlin-numbers-2/README.md

@@ -8,4 +8,5 @@ This module contains articles about core Kotlin numbers.
 - [Check if a Number Is Positive or Negative in Kotlin](https://www.baeldung.com/kotlin/number-sign)
 - [Calculate Percentage in Kotlin](https://www.baeldung.com/kotlin/percentage-computation)
 - [Convert Double to String Removing Scientific Notation](https://www.baeldung.com/kotlin/convert-double-string-no-scientific-notation)
+- [Convert Int to Float in Kotlin](https://www.baeldung.com/kotlin/convert-int-float)
 - More articles: [[<-- prev]](../core-kotlin-numbers)