RECIPROCAL CALCULATIONS / CÁLCULOS RECÍPROCOS |
| |||||
1 | = ① | 1 | = ② |
|
|
|
7 |
| 73 |
|
|
|
|
| (1) |
| (2) | (3) | (4) |
|
|
|
| 7 | 7. | 7. ÷ | |
|
|
|
| 1. | 7. | ÷ |
|
|
|
|
| 7. | = |
|
|
|
|
| 0.14285714285 | ① |
|
|
|
| 0.14285714285 | (0.142857142 | : |
|
|
|
| (0.142857142: |
|
|
|
|
| 7 | 7. | 7. ÷ | |
|
|
|
| 1. | 7. | ÷ |
|
|
|
| 0.14285714285 | 7. | ÷ |
|
|
|
| (0.142857142: | 7. |
|
|
|
|
| 0.02040816326 | ÷ | |
|
|
|
| (0.020408163: | 7. = | |
|
|
|
|
| ||
|
|
|
|
| 0.00291545189 | ② |
|
|
|
| 0.00291545189 | (0.002915451 | : |
|
|
|
| (0.002915451: |
|
|
PERCENT MULTIPLICATION – DIVISION /
MULTIPLICACIÓN – DIVISIÓN DE PORCENTAJES
A. 100 ⋅ 25% =
(1) | (2) | (3) | (4) | ||
|
|
|
|
|
|
|
|
| 100 | 100. | 100. ⋅ |
|
|
| |||
|
|
| 25 |
| 25. % |
|
|
|
| 25.00 | 25.00 |
|
|
|
| ||
|
|
|
|
| |
|
|
|
|
|
|
B. 123 ÷ 1368 = (%) |
|
| |||
(1) |
|
|
| ||
(2) | (3) | (4) | |||
|
|
|
|
|
|
|
|
| 123 | 123. | 123. ÷ |
|
|
| |||
|
|
| 1368 |
| 1,368. % |
|
|
|
| 8.99 | 8.99 |
|
|
|
| ||
|
|
|
|
| |
|
|
|
| – 35 – |
|
|
|
|
|
|