Oefenen met erbij en eraf tot 1.000
In de mix
|
1.
940 – 940 =
3
0
4
2
|
2.
952 – 448 =
504
4
2
3
|
3.
312 – 59 =
4
2
253
3
|
4.
602 + 287 =
2
3
4
889
|
|
5.
689 + 259 =
948
2
4
3
|
6.
562 + 353 =
4
3
2
915
|
7.
626 + 117 =
2
4
3
743
|
8.
381 – 193 =
188
2
4
3
|
|
9.
476 + 499 =
975
3
4
2
|
10.
386 – 309 =
4
2
3
77
|
11.
216 + 464 =
680
2
4
3
|
12.
773 – 434 =
339
3
4
2
|
|
13.
263 – 59 =
4
3
204
2
|
14.
614 + 298 =
912
4
2
3
|
15.
238 – 48 =
4
190
3
2
|
16.
270 + 193 =
4
2
3
463
|
|
17.
934 – 60 =
2
3
874
4
|
18.
630 – 358 =
2
4
3
272
|
19.
791 + 161 =
952
4
2
3
|
20.
613 – 155 =
458
2
4
3
|