Oefenen met erbij en eraf tot 1.000
In de mix
|
1.
701 – 681 =
4
20
2
3
|
2.
457 + 234 =
691
2
4
3
|
3.
12 – 7 =
2
3
5
1
|
4.
140 + 769 =
4
909
3
2
|
|
5.
667 – 69 =
598
3
2
4
|
6.
501 – 135 =
3
366
4
2
|
7.
959 + 14 =
3
4
973
2
|
8.
445 + 532 =
2
4
977
3
|
|
9.
230 – 61 =
169
2
3
4
|
10.
111 + 71 =
4
3
2
182
|
11.
530 + 48 =
4
2
578
3
|
12.
983 + 12 =
4
995
3
2
|
|
13.
381 – 13 =
3
368
2
4
|
14.
302 + 580 =
882
2
3
4
|
15.
837 – 310 =
4
527
2
3
|
16.
473 + 355 =
3
2
828
4
|
|
17.
627 – 603 =
4
3
24
2
|
18.
184 – 39 =
145
3
4
2
|
19.
800 + 93 =
4
2
3
893
|
20.
878 – 843 =
3
2
4
35
|