Oefen de erbijsom en erafsom tot 100
In de mix
|
1.
92 + 6 =
2
98
|
2.
44 + 37 =
81
2
|
3.
56 – 49 =
7
1
|
4.
49 + 40 =
2
89
|
|
5.
54 – 53 =
1
2
|
6.
39 – 35 =
1
4
|
7.
97 + 0 =
97
2
|
8.
90 – 1 =
2
89
|
|
9.
67 + 3 =
70
2
|
10.
15 – 11 =
4
1
|
11.
18 + 75 =
93
2
|
12.
66 + 33 =
2
99
|
|
13.
57 + 38 =
2
95
|
14.
35 – 27 =
8
1
|
15.
43 + 3 =
2
46
|
16.
11 – 3 =
8
1
|
|
17.
7 – 6 =
2
1
|
18.
43 – 32 =
1
11
|
19.
19 – 9 =
10
1
|
20.
59 – 44 =
1
15
|