📚 Quick Review
Reciprocal: What you multiply a number by to get 1.
Number × Reciprocal = 1
- Fractions: Flip numerator and denominator (a/b → b/a)
- Whole numbers: Put 1 over the number (5 → 1/5)
- Decimals: Convert to fraction first, then flip
- Zero: Has no reciprocal (undefined)
Choose Your Difficulty Level
Question 1 of 50
📱 Virtual Keypad
💡 You can enter answers as fractions (like 3/4), decimals (like 0.75), or mixed numbers!
💡 Hint: