Reken de erbijsom en erafsom tot 100 uit
In de mix
|
1.
15 – 15 =
0
3
4
2
|
2.
21 + 9 =
4
2
3
30
|
3.
2 + 23 =
2
25
3
4
|
4.
92 + 3 =
3
4
2
95
|
|
5.
35 + 1 =
3
4
36
2
|
6.
28 – 11 =
4
17
3
2
|
7.
52 + 23 =
2
75
3
4
|
8.
81 – 73 =
3
1
8
2
|
|
9.
5 – 4 =
3
1
4
2
|
10.
72 – 25 =
4
47
2
3
|
11.
26 – 7 =
19
3
2
4
|
12.
31 + 40 =
3
2
4
71
|
|
13.
13 + 86 =
99
2
4
3
|
14.
35 – 28 =
3
1
2
7
|
15.
51 + 7 =
2
4
3
58
|
16.
32 + 14 =
2
46
4
3
|
|
17.
9 + 7 =
3
4
2
16
|
18.
57 + 16 =
73
4
3
2
|
19.
45 – 20 =
3
25
4
2
|
20.
31 – 6 =
2
25
4
3
|