Reken de erbijsom en erafsom tot 100 uit
In de mix
|
1.
43 – 39 =
1
2
4
3
|
2.
70 – 18 =
2
4
52
3
|
3.
7 + 90 =
97
3
4
2
|
4.
19 + 53 =
2
3
4
72
|
|
5.
42 – 22 =
20
2
3
4
|
6.
77 – 3 =
74
3
2
4
|
7.
21 + 78 =
3
2
99
4
|
8.
26 + 52 =
3
4
78
2
|
|
9.
1 – 1 =
0
4
2
3
|
10.
14 + 85 =
3
2
4
99
|
11.
38 + 4 =
42
4
3
2
|
12.
67 – 37 =
30
3
4
2
|
|
13.
10 – 4 =
3
2
6
1
|
14.
46 – 5 =
41
4
2
3
|
15.
53 + 33 =
3
86
4
2
|
16.
85 – 46 =
39
2
4
3
|
|
17.
79 + 17 =
2
96
3
4
|
18.
98 + 0 =
2
3
98
4
|
19.
78 – 3 =
75
2
4
3
|
20.
93 – 58 =
2
4
3
35
|