diff --git a/main.go b/main.go
index bcbe620..57e60e4 100644
--- a/main.go
+++ b/main.go
@@ -20,8 +20,8 @@ type Config struct {
 	UseTxtWrite bool
 }
 
-func calculateProgress(start, end, step, index int64) float32 {
-	steps := (end - start) / step
+func calculateProgress(start, end, index int64) float32 {
+	steps := (end - start)
 	current := index - start
 	if current == 0 {
 		return 0
@@ -103,9 +103,10 @@ func generatePrimesCPU(upperLimit int64, primes []int64, numRoutines int, progre
 
 	fmt.Printf("Calculating with %d routines\n\n", numRoutines)
 
-	for i := (primes[len(primes) - 1] + 2); i <= upperLimit; i += 2 {
+	continueFrom := primes[len(primes) - 1] + 2
+	for i := continueFrom; i <= upperLimit; i += 2 {
 		select {
-		case progress <- calculateProgress(6, upperLimit, 1, i):
+		case progress <- calculateProgress(continueFrom, upperLimit, i):
 		default:
 		}
 
@@ -147,7 +148,7 @@ func calculatePrimeParts(number int64, primes []int64) []int64 {
 
 	for i := int64(len(primes) - 1); i >= 0; i-- {
 		select {
-		case progress <- 1.0 - calculateProgress(0, int64(len(primes) - 1), 1, i):
+		case progress <- 1.0 - calculateProgress(0, int64(len(primes) - 1), i):
 		default:
 		}
 		flooredDiv := number / primes[i]