Across
- 4. the result of adding two numbers together
- 6. the number at the top in a fraction
- 7. the calcul of the luck
- 10. a suite with the formule: Un+1 = Un+n
- 11. thousand the double of five hundred
Down
- 1. the opposite of a multiplication
- 2. mathematics but with shapes
- 3. the opposite of an addition
- 5. the double of twentyfive
- 8. the double of six
- 9. an other theorem in mathematics (not pythagore)