Reken de erbijsom en erafsom tot 1.000 uit
In de mix
|
1.
651 – 529 =
2
4
122
3
|
2.
298 – 131 =
4
2
3
167
|
3.
264 – 32 =
2
3
232
4
|
4.
997 + 1 =
4
3
998
2
|
|
5.
469 – 330 =
2
139
4
3
|
6.
367 – 220 =
147
4
3
2
|
7.
58 – 48 =
10
1
2
3
|
8.
453 + 126 =
3
2
579
4
|
|
9.
137 + 173 =
4
3
310
2
|
10.
380 – 130 =
2
3
250
4
|
11.
40 – 1 =
39
3
4
2
|
12.
347 – 243 =
3
4
2
104
|
|
13.
149 + 765 =
4
2
3
914
|
14.
689 – 577 =
2
112
4
3
|
15.
295 – 294 =
3
1
2
4
|
16.
557 – 357 =
2
200
4
3
|
|
17.
523 + 92 =
2
3
615
4
|
18.
747 – 364 =
3
4
2
383
|
19.
536 + 264 =
2
3
800
4
|
20.
978 – 416 =
562
2
3
4
|