Reken de erbijsom en erafsom tot 1.000 uit
In de mix
|
1.
941 – 139 =
2
802
3
4
|
2.
419 + 207 =
3
4
2
626
|
3.
164 – 115 =
4
3
2
49
|
4.
880 – 147 =
3
2
733
4
|
|
5.
994 + 5 =
4
999
3
2
|
6.
691 + 148 =
839
2
4
3
|
7.
402 + 585 =
987
2
3
4
|
8.
617 + 198 =
4
2
815
3
|
|
9.
512 – 268 =
3
4
2
244
|
10.
168 + 552 =
4
2
720
3
|
11.
580 + 219 =
4
3
2
799
|
12.
100 – 27 =
4
2
73
3
|
|
13.
48 + 314 =
4
362
3
2
|
14.
200 + 75 =
4
275
2
3
|
15.
685 + 205 =
2
3
4
890
|
16.
864 + 26 =
890
3
2
4
|
|
17.
499 + 226 =
2
725
4
3
|
18.
309 + 27 =
4
3
336
2
|
19.
537 – 335 =
3
202
2
4
|
20.
767 + 100 =
2
3
867
4
|