Reken de erbijsom en erafsom tot 1.000 uit
In de mix
|
1.
149 – 74 =
4
2
3
75
|
2.
891 + 40 =
2
3
4
931
|
3.
101 + 66 =
2
4
167
3
|
4.
45 – 27 =
18
2
3
4
|
|
5.
47 – 34 =
1
13
3
2
|
6.
864 – 388 =
4
476
3
2
|
7.
424 – 312 =
2
4
3
112
|
8.
69 – 60 =
9
2
1
3
|
|
9.
711 – 87 =
624
4
2
3
|
10.
140 + 66 =
2
3
4
206
|
11.
271 – 223 =
3
2
48
4
|
12.
989 – 953 =
36
2
4
3
|
|
13.
336 + 172 =
4
2
508
3
|
14.
653 + 281 =
3
4
934
2
|
15.
69 + 474 =
2
3
543
4
|
16.
796 – 562 =
234
4
3
2
|
|
17.
344 + 360 =
2
4
704
3
|
18.
618 + 315 =
4
2
3
933
|
19.
749 – 695 =
3
4
2
54
|
20.
120 – 112 =
1
3
8
2
|