B.CUBING / CUBOS 53 = 5 ⋅ 5 ⋅ 5 =
(1) |
| (2) | (3) | (4) | |||
|
|
|
|
|
|
|
|
|
|
|
|
| 5 | 5. | 5. ⋅ |
|
|
|
|
| |||
|
|
|
|
|
|
| 5. =K |
|
|
|
|
|
| 25. | 25. |
|
|
|
|
|
| ||
|
|
|
|
|
| 25. =K | |
|
|
|
|
|
|
| |
|
|
|
|
|
|
| 125. |
|
|
|
|
|
| 125. |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| 5 | 5. | 5. ⋅ |
|
|
|
|
| |||
|
|
|
|
|
| 25. | 5. ⋅ |
|
|
|
|
|
|
| 5. = |
|
|
|
|
|
|
| |
|
|
|
|
|
|
| |
|
|
|
|
|
| 125. | 125. |
|
|
|
|
|
| ||
|
|
|
|
|
|
| |
|
|
|
|
|
|
|
|
CORRECTION OF ERRORS / CORRECCIÓN DE ERRORES A. 123 + 556 → 123 + 456
(1) | (2) | (3) | (4) |
| |||
|
|
|
|
|
|
|
|
|
|
| 123 | 123. | 123. | + | |
|
|
| |||||
|
|
| 556 | 0. |
|
|
|
|
|
| 456 | 579. | 456. | + | |
|
|
|
| 579. | 579. |
| |
|
|
|
|
| |||
|
|
|
|
|
|
| |
B. 1234567 → 1234578 |
|
|
|
| |||
(1) |
|
|
|
|
| ||
(2) | (3) |
|
|
| |||
|
|
|
|
|
|
|
|
|
|
| 1234567 | 1,234,567. |
|
|
|
|
|
|
|
|
| ||
|
|
|
| 123,456. |
|
|
|
|
|
|
| 12,345. |
|
|
|
|
|
| 78 | 1,234,578. |
|
|
|
|
|
|
|
|
| ||
|
|
|
|
|
|
|
|
– 34 –