Pete's QBASIC Site

I HAVE ONLY USED QUICK BASIC 4.5 IN VERY BASIC WAYS. MAINLY FOR DATA MANIPULATION. WHAT I NEED TO DO IS MULTIPLY A FIELD FROM A TEXT FILE WITH A CONSTANT. FOR EXAMPLE MID$(LINE$, 79, 8)TIMES .9 AND SHOW THAT RESULT IN MY OUTPUT FILE. I KNOW HOW TO SHOW THE RESULT IN MY OUTPUT FILE, IT'S JUST THE CAL...