Puzzles
Today’s Challenge: Using the digits 0-9 only once each, create as many true equations as possible.
Hint:
- How can you use the fact that anything to the zero power equals one?
- In what ways are 3 and 9 connected, as are 2, 4 and 8?
- How can we use this knowledge to build on creating equivalent expressions?
Source: openmiddle.com
Categories: Elementary