Reken de erbijsom en erafsom tot 100 uit
In de mix
|
1.
28 – 3 =
4
25
2
3
|
2.
58 + 10 =
3
4
2
68
|
3.
87 – 53 =
2
4
3
34
|
4.
58 – 23 =
35
4
2
3
|
|
5.
49 – 11 =
4
3
2
38
|
6.
65 + 34 =
4
99
2
3
|
7.
45 – 30 =
2
1
3
15
|
8.
66 + 27 =
4
2
93
3
|
|
9.
35 – 31 =
1
2
4
3
|
10.
35 + 31 =
3
66
4
2
|
11.
11 + 16 =
27
3
4
2
|
12.
7 + 54 =
3
61
2
4
|
|
13.
97 – 9 =
3
4
2
88
|
14.
40 + 50 =
2
90
4
3
|
15.
27 + 9 =
36
4
2
3
|
16.
21 + 14 =
3
4
2
35
|
|
17.
53 – 7 =
3
4
46
2
|
18.
61 + 10 =
71
4
2
3
|
19.
56 + 32 =
2
3
88
4
|
20.
80 – 15 =
2
3
4
65
|