Oefenen met erbij en eraf tot 1.000
In de mix
|
1.
461 + 134 =
3
2
595
4
|
2.
349 + 219 =
2
3
568
4
|
3.
1 + 163 =
2
4
3
164
|
4.
308 + 236 =
544
3
4
2
|
|
5.
737 – 237 =
500
4
2
3
|
6.
951 – 94 =
4
857
3
2
|
7.
116 + 346 =
3
2
462
4
|
8.
702 – 573 =
2
129
4
3
|
|
9.
557 + 348 =
905
3
4
2
|
10.
700 + 58 =
758
3
2
4
|
11.
690 + 268 =
3
958
4
2
|
12.
759 + 228 =
4
2
3
987
|
|
13.
360 – 102 =
2
258
3
4
|
14.
482 – 195 =
287
4
3
2
|
15.
787 – 498 =
289
4
3
2
|
16.
979 – 318 =
4
3
2
661
|
|
17.
277 + 38 =
315
2
3
4
|
18.
888 + 53 =
2
941
4
3
|
19.
266 – 107 =
3
2
159
4
|
20.
539 – 140 =
4
3
2
399
|