Oefenen met erbij en eraf tot 1.000
In de mix
|
1.
454 – 50 =
3
404
2
4
|
2.
759 – 429 =
330
4
3
2
|
3.
200 – 70 =
3
2
4
130
|
4.
427 – 149 =
4
278
2
3
|
|
5.
793 – 522 =
4
3
271
2
|
6.
127 – 113 =
2
14
1
3
|
7.
223 – 98 =
4
125
2
3
|
8.
360 – 112 =
3
2
248
4
|
|
9.
46 – 24 =
3
4
22
2
|
10.
696 – 633 =
4
3
2
63
|
11.
984 + 6 =
2
3
4
990
|
12.
102 – 1 =
4
101
2
3
|
|
13.
970 + 12 =
3
2
4
982
|
14.
759 + 113 =
3
2
4
872
|
15.
508 – 303 =
2
3
4
205
|
16.
516 + 236 =
2
752
4
3
|
|
17.
269 – 110 =
159
3
4
2
|
18.
550 – 235 =
315
4
3
2
|
19.
663 + 279 =
3
2
4
942
|
20.
403 + 410 =
2
3
4
813
|