The document contains a series of addition problems with two numbers being added together on each line. There are over 100 addition problems listed in total with the numbers ranging from 10 to 90. The purpose seems to be providing practice for basic addition skills.

1. Laguntza gela
40 + 10 = 50
+
30 + 10 =
20 + 20 =
40 + 20 =
60 + 30 =
10 + 50 =
80 + 10 =
40 + 10 =
40 + 40 =
50 + 20 =
20 + 50 =
10 + 10 =
40 + 50 =
60 + 30 =
20 + 20 =
50 + 30 =
20 + 20 =
30 + 50 =
20 + 30 =
30 + 10 =
70 + 20 =
10 + 20 =
30 + 40=
60 + 10 =
20 + 20 =
90 + 10 =
40 + 70 =
50 + 50 =
10 + 30 =
90 + 10 =
20 + 80 =
20 + 60 =
20 + 40 =
40 + 20 =
50 + 20 =
70 + 70 =
50 + 60 =
1

2. Laguntza gela
40 + 10 = 50
+
30 + 20 =
20 + 40 =
40 + 10 =
60 + 20 =
10 + 40 =
80 + 10 =
40 + 40 =
40 + 50 =
50 + 50 =
20 + 80 =
10 + 40 =
40 + 70 =
60 + 20 =
80 + 20 =
90 + 30 =
50 + 20 =
20 + 50 =
80 + 70 =
10 + 10 =
50 + 20 =
60 + 30 =
30 + 60=
70 + 10 =
40 + 20 =
30 + 30 =
40 + 40 =
50 + 50 =
10 + 10 =
60 + 10 =
10 + 60 =
20 + 60 =
30 + 40 =
40 + 50 =
50 + 10 =
70 + 40 =
80 + 60 =
2

3. Laguntza gela
40 + 10 = 50
+
80 + 10 =
80 + 20 =
50 + 20 =
80 + 30 =
30 + 50 =
90 + 10 =
50 + 10 =
50 + 40 =
60 + 20 =
30 + 50 =
30 + 10 =
40 + 70 =
70 + 30 =
30 + 20 =
60 + 30 =
50 + 20 =
40 + 50 =
90 + 30 =
40 + 10 =
80 + 20 =
20 + 20 =
40 + 40=
70 + 10 =
20 + 90 =
30 + 10 =
30 + 70 =
50 + 60 =
30 + 30 =
60 + 10 =
40 + 80 =
30 + 60 =
70 + 40 =
10 + 20 =
50 + 70 =
40 + 10 =
30 + 50 =
3