Converting frequency to time (SOLVED)

Examples --

float freq;
float ftime;

void setup() {
  Serial.begin(19200);
  freq = 1000.00000;
  ftime = 1.0 / freq;
  Serial.println(ftime, 6);
  

  freq = 250000;
  ftime = 1.0/ freq;
  Serial.println(ftime, 6);

  freq = 1000000;
  ftime = 1.0/ freq;
  Serial.println(ftime, 6);
}