Related Clues:

• Math exercise
• Situation, so to speak
• Leak on a ship, e.g.
• Mathematical challenge
• Something passed without hesitation
• Game with a lot of passing
• Topic that may be best avoided
• Tricky situation
• Math question
• Kids' party game
• "Something wrong?"
• Nobody wants to hold it
• Quandary or dilemma
• Question or source of perplexity
• Troublesome situation of sultry spud