When I am split in two and added, then squared, I yield myself. What number am I?
Category: Math · Difficulty: expert
Hint: Think of numbers whose split parts add and square nicely
Answer
A two-digit number 81
Explanation
Splitting 81 into 8 and 1, sum is 9, squared is 81.
This is a expert math riddle — one of the harder riddles here. The answer is A two-digit number 81.
More Math riddles
- I can be large or small, but I only show how many. What am I?
- I can bring you closer to a solution, yet I am just a thought. What am I?
- I am used to reason but cannot speak, I guide decisions silently. What am I?
- I can represent balance, and I often involve operations. I can be simple, yet can become complex. What am I?
- I am a friend to the curious, I grow when divided, yet remain whole. What am I?
- I am often feared, yet I hold the key to balance. What am I?
- I can repeat but never retell, I help you to understand numbers quite well. What am I?
- I can twist and turn, yet I’m still straightforward. What am I?