Oefen de erbijsom en erafsom tot 100
In de mix
|
1.
73 + 22 =
95
2
|
2.
35 + 9 =
2
44
|
3.
79 + 2 =
81
2
|
4.
69 – 37 =
32
2
|
|
5.
76 – 65 =
1
11
|
6.
23 + 70 =
2
93
|
7.
93 + 5 =
98
2
|
8.
66 + 17 =
2
83
|
|
9.
35 + 55 =
90
2
|
10.
70 – 8 =
2
62
|
11.
91 – 34 =
57
2
|
12.
84 + 4 =
2
88
|
|
13.
18 + 40 =
58
2
|
14.
47 – 32 =
15
1
|
15.
11 – 4 =
1
7
|
16.
17 + 21 =
2
38
|
|
17.
9 – 1 =
1
8
|
18.
64 – 3 =
61
2
|
19.
4 + 41 =
45
2
|
20.
2 + 77 =
79
2
|