Arvutamine 100 piires. Liitmine ja lahutamine
Sinu tulemus on
1
/
12
20s
99 – 87
2
/
12
20s
75 + 19 =
3
/
12
20s
88 – 75 =
4
/
12
20s
47 + 38 =
5
/
12
20s
56 – 35 =
6
/
12
20s
85 – 37 =
7
/
12
20s
75 + 23 =
8
/
12
20s
18 + 65 =
9
/
12
20s
83 – 67 =
10
/
12
20s
78 – 33 =
11
/
12
20s
25 + 57 =
12
/
12
20s
23 + 45 =
