Die halbschriftliche Addition kann durch die Stellenweise und die Schrittweise Addition, das Vereinfachen und durch Hilfsaufgabe gelöst werden.
Aufgabe | Stellenweise | Schrittweise | Vereinfachen | Hilfsaufgaben |
44 + 31 = 75 | 44 + 31 = 75 40 + 30 = 70 4 + 1 = 5 | 44 + 31 = 75 44 + 30 = 74 74 + 1 = 75 | 44 + 31 = 75 45 + 30 = 75 | 44 + 31 = 75 50 + 40 = 90 90 - 15 = 75 |
48 + 38 = | 69 + 28 = | 54 + 38 = | 49 + 29 = | 50 + 17 = |
48 + 33 = | 60 + 36 = | 35 + 24 = | 52 + 39 = | 14 + 11 = |
Aufgabe | Stellenweise | Schrittweise | Vereinfachen | Hilfsaufgabe |
48 + 38 = 86 | 48 + 38 = 86 40 + 30 = 70 8 + 8 = 16 | 48 + 38 = 86 48 + 30 = 78 78 + 8 = 86 | 48 + 38 = 86 50 + 36 = 86 | 48 + 38 = 86 50 + 40 = 90 90 - 4 = 86 |
69 + 28 = 97 | 69 + 28 = 97 60 + 20 = 80 9 + 8 = 17 | 69 + 28 = 97 69 + 20 = 89 89 + 8 = 97 | 69 + 28 = 97 70 + 27 = 97 | 69 + 28 = 97 70 + 30 = 100 100 - 3 = 97 |
54 + 38 = 92 | 54 + 38 = 92 50 + 30 = 80 4 + 8 = 12 | 54 + 38 = 92 54 + 30 = 84 84 + 8 = 92 | 54 + 38 = 92 60 + 32 = 92 | 54 + 38 = 92 60 + 40 = 100 100 - 8 = 92 |
49 + 29 = 78 | 49 + 29 = 78 40 + 20 = 60 9 + 9 = 18 | 49 + 29 = 78 49 + 20 = 69 69 + 9 = 78 | 49 + 29 = 78 50 + 28 = 78 | 49 + 29 = 78 50 + 30 = 80 80 - 2 = 78 |
50 + 17 = 67 | 50 + 17 = 67 50 + 10 = 60 0 + 7 = 67 | 50 + 17 = 67 50 + 10 = 60 60 + 7 = 67 | 50 + 17 = 67 50 + 17 = 67 | 50 + 17 = 67 50 + 20 = 70 70 - 3 = 67 |
48 + 33 = 81 | 48 + 33 = 81 40 + 30 = 70 8 + 3 = 11 | 48 + 33 = 81 48 + 30 = 78 78 + 3 = 81 | 48 + 33 = 81 50 + 31 = 81 | 48 + 33 = 81 50 + 40 = 90 90 - 9 = 81 |
60 + 36 = 96 | 60 + 36 = 96 60 + 30 = 90 8 + 3 = 11 | 60 + 36 = 96 60 + 30 = 90 90 + 6 = 96 | 60 + 36 = 96 60 + 36 = 96 | 60 + 36 = 96 60 + 40 = 100 100 - 4 = 96 |
35 + 24 = 59 | 35 + 24 = 59 30 + 20 = 50 5 + 4 = 9 | 35 + 24 = 59 35 + 20 = 55 55 + 4 = 59 | 35 + 24 = 59 40 + 19 = 59 | 35 + 24 = 59 40 + 30 = 70 70 - 11 = 59 |
52 + 39 = 91 | 52 + 39 = 91 50 + 30 = 80 2 + 9 = 11 | 52 + 39 = 91 52 + 30 = 82 82 + 9 = 91 | 52 + 39 = 91 50 + 41 = 91 | 52 + 39 = 91 60 + 40 = 100 100 - 9 = 91 |
14 + 11 = 25 | 14 + 11 = 25 10 + 10 4 + 1 = 5 | 14 + 11 = 25 14 + 10 = 24 24 + 1 = 25 | 14 + 11 = 25 20 + 5 = 25 | 14 + 11 = 25 20 + 20 = 40 40 - 15 = 25 |