Reken de erbijsom en erafsom tot 1.000 uit
In de mix
|
1.
910 – 855 =
4
3
55
2
|
2.
264 – 257 =
1
7
3
2
|
3.
639 – 628 =
1
11
3
2
|
4.
133 + 102 =
3
235
2
4
|
|
5.
496 + 40 =
4
2
3
536
|
6.
494 – 0 =
3
4
494
2
|
7.
345 – 183 =
3
2
4
162
|
8.
900 – 366 =
2
534
4
3
|
|
9.
675 + 208 =
4
3
883
2
|
10.
448 – 441 =
2
7
3
1
|
11.
926 – 625 =
4
301
2
3
|
12.
905 – 249 =
3
4
2
656
|
|
13.
154 + 114 =
268
3
4
2
|
14.
252 – 212 =
40
4
2
3
|
15.
93 – 10 =
2
4
83
3
|
16.
87 + 482 =
3
2
569
4
|
|
17.
948 + 19 =
3
4
2
967
|
18.
717 + 277 =
4
2
994
3
|
19.
247 + 523 =
3
2
770
4
|
20.
324 – 105 =
219
2
4
3
|