Oefenen met erbij en eraf tot 1.000
In de mix
|
1.
350 – 119 =
3
4
231
2
|
2.
576 – 96 =
3
480
4
2
|
3.
702 + 162 =
3
864
4
2
|
4.
288 – 207 =
4
81
3
2
|
|
5.
89 – 83 =
6
3
2
1
|
6.
361 + 222 =
3
4
583
2
|
7.
334 + 39 =
2
373
3
4
|
8.
879 + 48 =
4
2
927
3
|
|
9.
198 – 37 =
161
4
2
3
|
10.
609 + 100 =
4
3
709
2
|
11.
352 – 111 =
2
241
3
4
|
12.
623 + 221 =
4
844
3
2
|
|
13.
116 – 65 =
51
3
4
2
|
14.
598 – 159 =
4
2
439
3
|
15.
361 – 42 =
2
4
319
3
|
16.
416 – 265 =
151
2
4
3
|
|
17.
152 – 3 =
149
2
3
4
|
18.
86 + 30 =
2
4
3
116
|
19.
230 – 180 =
4
50
3
2
|
20.
202 – 135 =
67
3
4
2
|