42.21卡等于多少千卡？卡（或称“卡”，单位符号是：cal）和千卡（或称“千卡”，单位符号是：kcal）是能量单位，它们之间的换算关系是：1卡等于0.001千卡。要将42.21卡转换为千卡，我们可以通过卡与千卡换算比率来计算：
42.21 卡 = 42.21 * 0.001 千卡 = 0.04221 千卡
因此，42.21卡换算成千卡的答案是42.21卡等于0.04221千卡。
了解更多：42.21千卡等于多少卡？ | 1卡等于多少千卡？ | 1千卡等于多少卡？
| 卡 (cal) | 千卡 (kcal) |
|---|---|
| 42.31 cal | 0.04231 kcal |
| 42.41 cal | 0.04241 kcal |
| 42.51 cal | 0.04251 kcal |
| 42.61 cal | 0.04261 kcal |
| 42.71 cal | 0.04271 kcal |
| 42.81 cal | 0.04281 kcal |
| 42.91 cal | 0.04291 kcal |
| 43.01 cal | 0.04301 kcal |
| 43.11 cal | 0.04311 kcal |
| 43.21 cal | 0.04321 kcal |
| 43.31 cal | 0.04331 kcal |
| 43.41 cal | 0.04341 kcal |
| 43.51 cal | 0.04351 kcal |
| 43.61 cal | 0.04361 kcal |
| 43.71 cal | 0.04371 kcal |
| 43.81 cal | 0.04381 kcal |
| 43.91 cal | 0.04391 kcal |
| 44.01 cal | 0.04401 kcal |
| 44.11 cal | 0.04411 kcal |
| 44.21 cal | 0.04421 kcal |
| 44.31 cal | 0.04431 kcal |
| 44.41 cal | 0.04441 kcal |
| 44.51 cal | 0.04451 kcal |
| 44.61 cal | 0.04461 kcal |
| 44.71 cal | 0.04471 kcal |
| 44.81 cal | 0.04481 kcal |
| 44.91 cal | 0.04491 kcal |
| 45.01 cal | 0.04501 kcal |
| 45.11 cal | 0.04511 kcal |
| 45.21 cal | 0.04521 kcal |
| 卡 (cal) | 千卡 (kcal) |
|---|---|
| 45.31 cal | 0.04531 kcal |
| 45.41 cal | 0.04541 kcal |
| 45.51 cal | 0.04551 kcal |
| 45.61 cal | 0.04561 kcal |
| 45.71 cal | 0.04571 kcal |
| 45.81 cal | 0.04581 kcal |
| 45.91 cal | 0.04591 kcal |
| 46.01 cal | 0.04601 kcal |
| 46.11 cal | 0.04611 kcal |
| 46.21 cal | 0.04621 kcal |
| 46.31 cal | 0.04631 kcal |
| 46.41 cal | 0.04641 kcal |
| 46.51 cal | 0.04651 kcal |
| 46.61 cal | 0.04661 kcal |
| 46.71 cal | 0.04671 kcal |
| 46.81 cal | 0.04681 kcal |
| 46.91 cal | 0.04691 kcal |
| 47.01 cal | 0.04701 kcal |
| 47.11 cal | 0.04711 kcal |
| 47.21 cal | 0.04721 kcal |
| 47.31 cal | 0.04731 kcal |
| 47.41 cal | 0.04741 kcal |
| 47.51 cal | 0.04751 kcal |
| 47.61 cal | 0.04761 kcal |
| 47.71 cal | 0.04771 kcal |
| 47.81 cal | 0.04781 kcal |
| 47.91 cal | 0.04791 kcal |
| 48.01 cal | 0.04801 kcal |
| 48.11 cal | 0.04811 kcal |
| 48.21 cal | 0.04821 kcal |