Oefenen met erbij en eraf tot 1.000
In de mix
|
1.
769 – 157 =
3
612
2
4
|
2.
362 + 87 =
4
3
449
2
|
3.
211 – 179 =
2
4
3
32
|
4.
295 + 389 =
684
3
2
4
|
|
5.
65 – 6 =
59
2
3
4
|
6.
699 – 576 =
3
123
2
4
|
7.
438 – 244 =
2
3
4
194
|
8.
954 + 6 =
4
960
2
3
|
|
9.
918 + 31 =
3
2
949
4
|
10.
617 – 55 =
562
2
4
3
|
11.
510 + 113 =
623
4
2
3
|
12.
866 + 53 =
4
2
3
919
|
|
13.
796 – 519 =
4
3
2
277
|
14.
85 – 66 =
2
3
19
4
|
15.
174 + 293 =
467
4
3
2
|
16.
911 + 68 =
3
979
2
4
|
|
17.
877 + 4 =
2
881
3
4
|
18.
724 – 30 =
3
2
694
4
|
19.
668 – 591 =
3
2
4
77
|
20.
862 – 428 =
2
4
434
3
|