YOU TALK ABOUT HER LIKE SHE'S NOT EVEN GONE IF YOU LIKE ANY MINUTE SHE MIGHT CALL BUT I WAS THERE WHEN YOU GOT THAT DEAR JOHN LETTER SO IF YOU DON'T THINK IT'S OVER, BOY YOU BETTER CHORUS: DO THE MATH THAT GIRL AIN'T COMIN' BACK DO THE MATH DIVIDE AND THEN SUBTRACT MULTIPLY THE PAIN YOU'RE HEADING FOR IF YOU WANNA KNOW THE SCORE SHE'S NOT COMING BACK ANYMORE DO THE MATH YOU'VE ALWAYS COMPLICATED EVERYTHING AND NOW YOU'RE LEFT WITH TOO MUCH TIME TO THINK YOU'RE STILL LOOKING FOR A COMMON DENOMINATOR YOU DON'T SEE HER NOW AND YOU WON'T SEE HER LATER CHORUS YOU MUST'VE CALCULATED SOMETHING WRONG X ONLY KNOWS JUST Y SHE'S GONE SHE BROKE YOUR HEART USE YOUR HEAD CHORUS