// MOVE FORWARD
FD 75
// TURN RIGHT
RT 54
// TURN LEFT
LT 21
// MOVE BACKWARD
BK 17

Check out some other turtle commands found here…

Turtle Commands

• BACK ## [BK] – Move turtle back

• BACKGROUND ## [BG] – Set Background color (0-15)

  • 0 – Black
  • 1 – White
  • 2 – Red
  • 3 – Cyan
  • 4 – Purple
  • 5 – Green
  • 6 – Blue
  • 7 – Yellow
  • 8 – Orange
  • 9 – Brown
  • 10 – Light Red
  • 11 – Grey 1
  • 12 – Grey 2
  • 13 – Light Green
  • 14 – Light Blue
  • 15 – Grey 3

• CLEARSCREEN [CS] – Clear Screen without moving turtle

• DRAW – Clear Screen and take turtle home
• EACH – Tell several sprites, whose numbers are in a list, to accept commands in a second list, e.g. EACH [1 2] [SQUARE 10]
• FORWARD ## [FD] – Move turtle forward
• FULLSCREEN – Full graphics screen (same as pressing F5)
• HEADING – Output turtle heading as a number (0-359)
• HIDETURTLE [HT] – Make turtle invisible
• HOME – Move turtle to center of screen pointing up
• LEFT [LT] – Turn turtle left
• NODRAW [ND] – Enter text mode with clear screen
• NOWRAP – Prevent drawings from wrapping around screen
• PENCOLOR [PC] – Change pen color
• PENDOWN [PD] – Turtle leaves trail
• PENUP [PU] – Turtle ceases to leave trail
• RIGHT ## [RT] – Turn turtle right
• SETHEADING [SETH] – Set turtle heading, e.g. SETH 180
• SETSHAPE – Set the current sprite shape (0-7)
• SETX Move the turtle to the specified x co-ordinates e.g. SETX 50
• SETXY Move the turtle to the specified x, y co-ordinates Eg. SETXY 50 50
• SETY Move the turtle to the specified y co-ordinate, e.g. SETY 50
• SHAPE – Output number of current sprite’s shape
• SHOWTURTLE [ST] – Make turtle visible
• SPLITSCREEN – Mixed graphics and text screen (same as pressing F3)
• STAMPCHAR – Make the turtle stamp a character at the current location, e.g. STAMPCHAR "A
• TELL – Tell designated sprite to receive commands, e.g. TELL 2
• TEXTSCREEN – Use whole screen for text (same as pressing F1)
• TOWARDS – Output heading for turtle to face an X,Y coordinate, e.g. TOWARDS 0 0
• WRAP – Make turtle drawings wrap around the screen
• XCOR – Output current x co-ordinate of turtle
• YCOR – Output current y co-ordinate of turtle
• ASPECT – Set verticle screen scale factor, default is 0.76

Samples taken directly from website: http://gaza.freehosting.net/logo/index.html