Reken de erbijsom en erafsom tot 1.000 uit
In de mix
|
1.
159 – 24 =
4
2
3
135
|
2.
606 – 282 =
3
324
2
4
|
3.
391 – 136 =
3
4
2
255
|
4.
273 – 166 =
107
3
4
2
|
|
5.
20 – 7 =
2
3
1
13
|
6.
347 + 430 =
777
2
4
3
|
7.
198 + 38 =
236
2
3
4
|
8.
164 + 42 =
206
3
4
2
|
|
9.
328 + 315 =
3
643
4
2
|
10.
416 + 133 =
2
4
549
3
|
11.
343 + 105 =
448
3
4
2
|
12.
372 – 322 =
4
2
3
50
|
|
13.
215 – 154 =
3
2
4
61
|
14.
834 – 185 =
649
4
2
3
|
15.
754 – 636 =
118
4
3
2
|
16.
984 – 22 =
2
4
3
962
|
|
17.
647 – 116 =
4
2
531
3
|
18.
921 – 101 =
2
4
820
3
|
19.
524 – 256 =
268
3
2
4
|
20.
461 + 185 =
646
3
4
2
|