Rekensommen met erbij en eraf tot 100
In de mix
|
1.
41 – 40 =
2
1
|
2.
32 + 47 =
2
79
|
3.
5 + 29 =
34
2
|
4.
41 + 23 =
64
2
|
|
5.
51 + 26 =
2
77
|
6.
39 – 35 =
4
1
|
7.
8 – 5 =
1
3
|
8.
18 + 7 =
2
25
|
|
9.
83 + 3 =
86
2
|
10.
51 + 3 =
54
2
|
11.
92 – 79 =
13
1
|
12.
98 – 68 =
2
30
|
|
13.
71 + 28 =
2
99
|
14.
53 + 17 =
70
2
|
15.
21 + 26 =
47
2
|
16.
69 + 10 =
79
2
|
|
17.
66 + 27 =
93
2
|
18.
100 – 43 =
2
57
|
19.
99 – 0 =
99
2
|
20.
86 + 9 =
2
95
|