#include <LiquidCrystal_I2C.h>

LiquidCrystal_I2C lcd(0x27, 16, 2);

void setup() {
  Wire.begin(2, 0);
  lcd.init();
  lcd.backlight();
  lcd.setCursor(1, 0);
  lcd.print("1+1=2");
  delay(500);
  lcd.setCursor(2, 1);
  lcd.print("2+2=4");
  delay(500);
  lcd.clear();
  lcd.setCursor(1, 0);
  lcd.print("4+2=6");
  delay(500);
  lcd.setCursor(2, 1);
  lcd.print("6x2=12");
  delay(500);
  lcd.clear();
}

void loop() {
  lcd.blink();
  delay(1000);
  lcd.noBlink();
  delay(1000);
}