Blog destinado a padres y niños. Dispone de recursos educativos y de entretenimiento, artículos, y enlaces para los niños/as de infantil y primaria.
· Suma.
| 25 + 2 | 14 + 4 | 21 + 4 | 15 + 4 |
| ¯¯¯¯ | ¯¯¯¯ | ¯¯¯¯ | ¯¯¯¯ |
| 23 + 5 | 16 + 3 | 21 + 8 | 13 + 2 |
| ¯¯¯¯ | ¯¯¯¯ | ¯¯¯¯ | ¯¯¯¯ |
· Calcula las diferencias.
| 18 - 6 = __ | 19 - 2 = __ | 15 - 1 = __ | 16 - 2 = __ |
| 17 - 3 = __ | 18 - 3 = __ | 14 - 2 = __ | 13 - 2 = __ |
| 19 - 3 = __ | 12 - 2 = __ | 15 - 3 = __ | 17 - 4 = __ |
| 18 - 2 = __ | 16 - 3 = __ | 14 - 4 = __ | 16 - 5 = __ |
· Calcula.
| 37 + 54 | 48 + 43 | 59 + 33 | 39 + 42 |
| ¯¯¯¯ | ¯¯¯¯ | ¯¯¯¯ | ¯¯¯¯ |
| 46 + 45 | 28 + 58 | 77 + 17 | 56 + 36 |
| ¯¯¯¯ | ¯¯¯¯ | ¯¯¯¯ | ¯¯¯¯ |
| 58 - 34 | 67 - 27 | 76 - 53 | 36 - 25 |
| ¯¯¯¯ | ¯¯¯¯ | ¯¯¯¯ | ¯¯¯¯ |
| 47 - 43 | 55 - 42 | 46 - 24 | 43 - 30 |
| ¯¯¯¯ | ¯¯¯¯ | ¯¯¯¯ | ¯¯¯¯ |
· Calcula.
| 37 + 54 | 48 + 43 | 59 + 33 | 39 + 42 |
| ¯¯¯¯ | ¯¯¯¯ | ¯¯¯¯ | ¯¯¯¯ |
| 46 + 45 | 28 + 58 | 77 + 17 | 56 + 36 |
| ¯¯¯¯ | ¯¯¯¯ | ¯¯¯¯ | ¯¯¯¯ |
| 58 - 34 | 67 - 27 | 76 - 53 | 36 - 25 |
| ¯¯¯¯ | ¯¯¯¯ | ¯¯¯¯ | ¯¯¯¯ |
| 47 - 43 | 55 - 42 | 46 - 24 | 43 - 30 |
| ¯¯¯¯ | ¯¯¯¯ | ¯¯¯¯ | ¯¯¯¯ |
· Resta.
| 27 - 4 | 18 - 4 | 29 - 2 | 19 - 3 |
| ¯¯¯¯ | ¯¯¯¯ | ¯¯¯¯ | ¯¯¯¯ |
| 19 - 5 | 29 - 4 | 18 - 3 | 28 - 5 |
| ¯¯¯¯ | ¯¯¯¯ | ¯¯¯¯ | ¯¯¯¯ |
| 26 - 5 | 16 - 6 | 27 - 7 | 17 - 5 |
| ¯¯¯¯ | ¯¯¯¯ | ¯¯¯¯ | ¯¯¯¯ |
| 0 | 1 | 2 | 3 | __ | __ | __ | __ | __ | __ |
| 10 | __ | 12 | __ | 14 | __ | 16 | __ | 18 | __ |
| __ | 21 | __ | 23 | __ | 25 | __ | 27 | __ | 29 |
| __ | __ | __ | __ | __ | __ | 36 | __ | 38 | __ |
| 40 | 41 | 42 | __ | __ | __ | __ | __ | __ | __ |
| __ | 51 | 52 | 53 | __ | __ | __ | __ | __ | __ |
| __ | __ | 62 | 63 | 64 | __ | __ | __ | __ | __ |
| __ | __ | __ | 73 | 74 | 75 | __ | __ | __ | __ |
| __ | __ | __ | __ | 84 | 85 | 86 | __ | __ | __ |
| __ | __ | __ | __ | __ | 95 | 96 | 97 | __ | __ |
· Resta.
| 45 - 12 | 56 - 32 | 76 - 42 | 98 - 45 |
| ¯¯¯¯ | ¯¯¯¯ | ¯¯¯¯ | ¯¯¯¯ |
| 80 - 50 | 69 - 22 | 78 - 23 | 67 - 32 |
| ¯¯¯¯ | ¯¯¯¯ | ¯¯¯¯ | ¯¯¯¯ |
| 56 - 13 | 67 - 42 | 80 - 30 | 72 - 12 |
| ¯¯¯¯ | ¯¯¯¯ | ¯¯¯¯ | ¯¯¯¯ |
· Completa estas sumas.
| 20 + ___ = 25 |
| 10 + ___ = 15 |
| 20 + ___ = 24 | 10 + ___ = 17 | |
| 20 + ___ = 27 | 10 + ___ = 19 | |
| 20 + ___ = 23 | 10 + ___ = 11 | |
| 12 + ___ = 17 | 11 + ___ = 14 | |
| 15 + ___ = 18 | 17 + ___ = 19 | |
| 17 + ___ = 18 | 15 + ___ = 18 | |
| 12 + ___ = 15 | 14 + ___ = 19 | |
| 12 + ___ = 16 | 11 + ___ = 15 | |
| 11 + ___ = 19 | 10 + ___ = 14 |
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