Ontbrekende termen tot 20 · Set 97
20 problems
Naam:
Klas:
Datum:
1
12 + 17
=
2
24 + 73
=
3
10 + 22
=
4
51 + 40
=
5
35 + 31
=
6
25 + 73
=
7
20 + 56
=
8
16 + 70
=
9
11 + 80
=
10
30 + 16
=
11
43 + 53
=
12
22 + 46
=
13
20 + 29
=
14
10 + 34
=
15
10 + 50
=
16
22 + 17
=
17
64 + 21
=
18
43 + 51
=
19
58 + 30
=
20
20 + 17
=