Oefen de erbijsom en erafsom tot 100
In de mix
|
1.
45 – 33 =
1
12
|
2.
49 + 51 =
2
100
|
3.
86 + 9 =
95
2
|
4.
23 – 23 =
0
2
|
|
5.
51 – 8 =
2
43
|
6.
60 – 37 =
2
23
|
7.
36 + 50 =
86
2
|
8.
33 + 29 =
62
2
|
|
9.
17 – 4 =
1
13
|
10.
74 + 24 =
98
2
|
11.
48 – 22 =
2
26
|
12.
62 – 1 =
61
2
|
|
13.
62 – 0 =
2
62
|
14.
6 – 0 =
6
1
|
15.
16 + 13 =
29
2
|
16.
56 + 41 =
2
97
|
|
17.
65 – 2 =
63
2
|
18.
74 – 3 =
2
71
|
19.
9 – 4 =
5
1
|
20.
51 + 4 =
55
2
|