Oefenen met erbij en eraf tot 1.000
In de mix
|
1.
565 – 370 =
2
4
3
195
|
2.
782 – 258 =
4
3
524
2
|
3.
53 – 48 =
3
5
2
1
|
4.
872 – 414 =
458
2
3
4
|
|
5.
423 + 43 =
2
466
4
3
|
6.
714 + 15 =
3
2
729
4
|
7.
150 + 465 =
615
3
4
2
|
8.
460 – 101 =
3
4
359
2
|
|
9.
282 – 273 =
9
2
3
1
|
10.
991 – 846 =
3
2
4
145
|
11.
74 + 314 =
388
2
3
4
|
12.
871 + 88 =
959
3
2
4
|
|
13.
671 – 338 =
2
3
333
4
|
14.
804 + 32 =
836
3
4
2
|
15.
967 + 23 =
2
3
990
4
|
16.
844 + 75 =
4
2
919
3
|
|
17.
535 + 336 =
2
871
4
3
|
18.
73 – 58 =
1
3
2
15
|
19.
51 – 10 =
4
3
2
41
|
20.
293 – 6 =
3
287
2
4
|