Kümnelised ja ühelised. Liitmine ja lahutamine
Sinu tulemus on
1
/
20
80 – 3 =
2
/
20
90 – 3 =
3
/
20
80 – 4 =
4
/
20
10 – 3 =
5
/
20
10 – 6 =
6
/
20
90 + 5 =
7
/
20
50 – 6 =
8
/
20
60 + 4 =
9
/
20
30 + 8 =
10
/
20
70 + 1 =
11
/
20
60 – 8 =
12
/
20
10 – 4 =
13
/
20
30 + 3 =
14
/
20
60 + 4 =
15
/
20
30 – 6 =
16
/
20
40 – 6 =
17
/
20
80 – 9 =
18
/
20
50 + 4 =
19
/
20
40 + 3 =
20
/
20
10 + 5 =
