| P | C | T | K | H | C | X | I | U | J | H | O | ||
| V | O | S | V | T | L | C | H | U | T | P | F | ||
| Y | P | T | H | Y | P | C | H | A | X | T | W | C | Q |
| X | E | S | E | X | P | O | N | E | N | T | E | W | R |
| N | R | H | T | N | Y | W | A | J | C | R | J | X | |
| E | A | O | Q | X | C | B | H | K | Y | A | W | E | |
| R | C | I | M | R | H | I | F | O | R | E | M | U | N |
| E | I | H | O | Q | K | B | A | S | E | Q | M | B | O |
| Y | O | H | E | V | G | P | G | S | W | F | W | I | |
| X | N | U | V | S | T | R | V | F | D | Y | L | C | |
| V | E | F | W | Y | W | S | V | B | W | M | S | Y | A |
| N | S | G | L | P | R | A | C | T | I | C | A | S | T |
| D | X | O | W | V | C | W | W | F | U | Q | S | O | |
| V | R | H | L | K | A | O | J | C | F | I | N | B | N |
Encuentra: PRACTICA, NUMERO, NOTACION, OPERACIONES, POTENCIA, BASE, EXPONENTE