/*
 אופק אלמעלם
 י6
 שמעונ גבי
 */

float a = 12.5;
void setup() {
  // put your setup code here, to run once:
Serial.begin(9600);
}

void loop() {
 // put your main code here, to run repeatedly:
a = 12.5 + 1;
Serial.print("a = ");
Serial.println(a);
a = 12.5 + 0.25;
Serial.print("a = ");
Serial.println(a);
Serial.println("********");
a = 12.5 + 0.25 - 1;
Serial.print("a = ");
Serial.println(a);
}