Clue: NASA arithmetic

Answer: COUNTDOWN

Length: 9

---

Similar Clues:

• Some arithmetic to memorize (TIMESTABLE with 10 letters)
• NASA probe launched in 1989 (GALILEO with 7 letters)
• Casting out ___ (arithmetic technique) (NINES with 5 letters)
• November arithmetic, at times (ELECTIONRETURNS with 15 letters)
• ___ Research Center (NASA lab in Silicon Valley) (AMES with 4 letters)
• Many a NASA worker: Abbr. (ENGR with 4 letters)
• NASA name of the '90s (MAE with 3 letters)
• Early arithmetic skill (ADDING with 6 letters)
• Apollo-era NASA rocket (SATURN with 6 letters)
• Of a nasal partition (SEPTAL with 6 letters)