balance-scale/addition-starter · Sarja 1
20 problems
Nimi:
Luokka:
Päivämäärä:
1
[5 + 4 + ?] 21
=
2
[?] 8
=
3
[5 + ?] 23
=
4
[3 + ?] 6
=
5
[?] 9
=
6
[7 + 5 + ?] 23
=
7
[1 + ?] 9
=
8
[2 + 3 + ?] 16
=
9
[4 + 1 + ?] 19
=
10
[2 + ?] 4
=
11
[1 + ?] 4
=
12
[2 + ?] 14
=
13
[2 + ?] 16
=
14
[?] 17
=
15
[5 + ?] 11
=
16
[?] 4
=
17
[3 + ?] 22
=
18
[3 + ?] 7
=
19
[?] 4
=
20
[?] 20
=