Oefenen met erbij en eraf tot 1.000
In de mix
|
1.
234 – 6 =
228
3
2
4
|
2.
87 + 509 =
596
4
3
2
|
3.
481 – 204 =
4
3
277
2
|
4.
7 – 6 =
3
2
1
4
|
|
5.
518 – 57 =
2
3
461
4
|
6.
801 – 700 =
2
3
101
4
|
7.
467 – 402 =
65
2
3
4
|
8.
523 – 282 =
2
3
4
241
|
|
9.
820 – 225 =
4
595
3
2
|
10.
496 + 304 =
800
2
4
3
|
11.
650 + 13 =
663
3
4
2
|
12.
84 – 39 =
2
3
4
45
|
|
13.
158 + 802 =
2
4
960
3
|
14.
607 + 146 =
753
4
3
2
|
15.
131 – 60 =
4
2
71
3
|
16.
929 – 556 =
4
2
373
3
|
|
17.
874 + 12 =
886
3
2
4
|
18.
319 – 256 =
2
3
63
4
|
19.
840 – 215 =
2
4
625
3
|
20.
295 + 480 =
775
2
4
3
|