Oefen de erbijsom en erafsom tot 100
In de mix
|
1.
36 – 4 =
32
2
|
2.
27 + 67 =
94
2
|
3.
70 – 6 =
64
2
|
4.
62 + 30 =
92
2
|
|
5.
6 + 69 =
2
75
|
6.
16 + 76 =
2
92
|
7.
1 – 1 =
0
2
|
8.
74 + 12 =
2
86
|
|
9.
43 + 41 =
2
84
|
10.
89 + 10 =
99
2
|
11.
25 – 15 =
10
1
|
12.
40 + 49 =
89
2
|
|
13.
2 + 83 =
85
2
|
14.
75 – 21 =
2
54
|
15.
20 + 46 =
2
66
|
16.
50 – 31 =
2
19
|
|
17.
95 + 3 =
2
98
|
18.
94 – 32 =
2
62
|
19.
81 – 53 =
2
28
|
20.
77 – 10 =
67
2
|