Oefenen met erbij en eraf tot 1.000
In de mix
|
1.
483 + 451 =
2
934
4
3
|
2.
824 – 707 =
2
4
3
117
|
3.
566 – 17 =
549
4
2
3
|
4.
644 – 366 =
3
2
4
278
|
|
5.
220 – 155 =
4
65
3
2
|
6.
684 + 57 =
4
741
2
3
|
7.
485 – 360 =
125
2
3
4
|
8.
497 – 467 =
30
4
3
2
|
|
9.
655 – 321 =
3
2
334
4
|
10.
108 + 632 =
3
4
2
740
|
11.
41 – 3 =
2
4
3
38
|
12.
326 – 127 =
4
3
199
2
|
|
13.
625 + 67 =
692
3
2
4
|
14.
176 + 126 =
2
4
302
3
|
15.
232 + 270 =
2
4
502
3
|
16.
220 + 56 =
4
2
276
3
|
|
17.
853 – 542 =
3
311
4
2
|
18.
124 – 38 =
86
4
2
3
|
19.
786 + 168 =
3
4
2
954
|
20.
955 – 497 =
4
458
3
2
|