Oefenen met erbij en eraf tot 1.000
In de mix
|
1.
50 – 6 =
3
4
2
44
|
2.
249 – 242 =
3
2
7
1
|
3.
934 – 515 =
419
4
2
3
|
4.
266 + 136 =
402
4
2
3
|
|
5.
213 + 669 =
4
3
882
2
|
6.
236 – 57 =
4
2
179
3
|
7.
767 + 120 =
2
3
4
887
|
8.
126 – 118 =
8
2
3
1
|
|
9.
688 + 82 =
770
4
3
2
|
10.
330 + 17 =
2
347
3
4
|
11.
56 – 29 =
4
3
27
2
|
12.
259 – 156 =
3
4
2
103
|
|
13.
258 – 212 =
46
3
4
2
|
14.
316 – 50 =
266
2
4
3
|
15.
376 + 200 =
576
2
3
4
|
16.
193 – 39 =
3
4
2
154
|
|
17.
197 – 32 =
3
165
4
2
|
18.
69 + 399 =
2
468
3
4
|
19.
380 – 46 =
334
3
2
4
|
20.
444 – 443 =
1
2
4
3
|