Rounding Errors example using addition in a loop versus multiplication

floatingPointRoundingErrors.go

package main

import "fmt"

func main() {
	piggyBank := 0.0
	for i := 0; i < 11; i++ {
		piggyBank += 0.1
	}
	fmt.Println("Using addition 11 times", piggyBank)
	fmt.Println("Using multiplication", 0.1*11.0)
}

/*
OUTPUT

Using addition 11 times 1.0999999999999999
Using multiplication 1.1
*/