The document provides examples of step-by-step long addition and short addition problems in Indonesian. For long addition, numbers are broken down into place values and added vertically. For short addition, numbers are written horizontally and summed without showing the steps. A total of 9 long addition and 5 short addition problems are shown as examples.

1. PENJUMLAHAN

2. PENJUMLAHAN BERSUSUN PANJANG

3. 65 + 26 =
65 = 60 + 5
26 = 20 + 6
= 80 + 11
= 80 + 10 + 1
= 90 + 1
= 91
+

4. 37 + 45 =
37 = 30 + 7
45 = 40 + 5
= 70 + 12
= 70 + 10 + 2
= 80 + 2
= 82
+

5. 58 +28 =
58 = 50 + 8
28 = 20 + 8
= 70 + 16
= 70 + 10 + 6
= 80 + 6
= 86
+

6. 24 +27
24 = ….. + …..
27 = ….. + …..
= …..+ …..
= ….. + …..+ …..
= ….. + …..
= …..
+

7. 33 +66 =
33 = ….. + …..
66 = ….. + …..
= …..+ …..
= ….. + …..
= …..
+

8. 44 + 26 =
44 = ….. + …..
26 = ….. + …..
= …..+ …..
= …..
+

9. 78 + 17 =
78 = ….. + …..
17 = ….. + …..
= …..+ …..
= ….. + …..+ …..
= ….. + …..
= …..
+

10. 69 + 18
69 = ….. + …..
18 = ….. + ….. +
= …..+ …..
= ….. + …..+ …..
= ….. + …..
= …..

11. PENJUMLAHAN BERSUSUN PENDEK

12. 14 + 5 =
puluhan satuan
1 9
+
4
1
5

13. 19 + 8 =
1 disimpan
19
8
27
+

14. 17 + 5 =
17
5
……

15. 26 + 29 =
26
29
……
+

16. 38 +33 =
38
33
……
+