Oefenen met erbij en eraf tot 1.000
In de mix
|
1.
683 + 183 =
3
4
2
866
|
2.
842 – 474 =
368
4
3
2
|
3.
270 + 385 =
655
4
2
3
|
4.
302 – 156 =
4
146
3
2
|
|
5.
89 – 71 =
2
4
3
18
|
6.
127 – 92 =
2
4
3
35
|
7.
273 – 216 =
2
57
4
3
|
8.
134 – 62 =
4
2
72
3
|
|
9.
150 + 734 =
884
4
3
2
|
10.
86 – 37 =
2
4
49
3
|
11.
537 + 4 =
541
2
4
3
|
12.
873 + 9 =
3
882
2
4
|
|
13.
890 – 640 =
250
3
4
2
|
14.
993 + 6 =
2
999
4
3
|
15.
930 + 48 =
3
4
2
978
|
16.
200 + 11 =
3
211
2
4
|
|
17.
29 + 836 =
2
865
4
3
|
18.
389 – 127 =
4
2
3
262
|
19.
281 + 567 =
2
3
4
848
|
20.
982 – 56 =
926
2
4
3
|