Reken de erbijsom en erafsom tot 100 uit
In de mix
|
1.
80 – 47 =
4
2
3
33
|
2.
19 – 19 =
3
0
4
2
|
3.
85 + 12 =
97
3
4
2
|
4.
46 – 34 =
1
2
12
3
|
|
5.
5 + 15 =
20
3
4
2
|
6.
64 + 35 =
4
2
3
99
|
7.
67 – 66 =
1
4
3
2
|
8.
61 + 2 =
4
63
2
3
|
|
9.
10 – 5 =
2
3
5
1
|
10.
76 + 19 =
3
95
4
2
|
11.
42 – 38 =
2
1
3
4
|
12.
8 – 8 =
3
2
4
0
|
|
13.
12 – 6 =
1
6
3
2
|
14.
79 – 1 =
78
3
2
4
|
15.
85 – 50 =
4
3
2
35
|
16.
5 + 83 =
2
3
88
4
|
|
17.
23 + 48 =
3
71
4
2
|
18.
37 – 15 =
4
3
2
22
|
19.
76 – 1 =
3
4
75
2
|
20.
82 – 16 =
66
3
4
2
|