These problems are different.
They use the same math you already know — but wrapped in ways you haven't seen before. There's no rush. Think slowly. Write your reasoning. The answer matters less than HOW you got there.
🎨 Unfamiliar Territory
What number is between 7 and 9? Easy. What number is between 7 and 8? Hard. Why?
Your thinking space:
🔗 Chain Reaction
Write 5 numbers in order. Remove the middle one. Can your friend figure out which number is missing?
Show each step:
💬 Explain Your Thinking
Is there a number before 1? Is there a number before 0? Where does it end?
Explain in your own words:
🏆 Olympiad Teaser
Three consecutive numbers add up to 15. What are they?
Think about what constraints the problem gives you. Write down what you KNOW for sure, then work from there. Often, trying small numbers first reveals a pattern.
Your answer and reasoning: