Oefenen met erbij en eraf tot 1.000
In de mix
|
1.
136 + 32 =
4
168
3
2
|
2.
802 + 107 =
2
3
909
4
|
3.
954 + 21 =
2
975
3
4
|
4.
220 + 20 =
4
3
240
2
|
|
5.
311 + 155 =
466
4
2
3
|
6.
228 – 10 =
218
3
2
4
|
7.
818 – 295 =
523
4
2
3
|
8.
519 + 162 =
681
4
2
3
|
|
9.
653 + 152 =
4
805
2
3
|
10.
950 – 96 =
3
4
854
2
|
11.
860 – 267 =
593
3
4
2
|
12.
778 + 220 =
3
4
998
2
|
|
13.
924 – 226 =
698
2
3
4
|
14.
252 – 76 =
3
176
2
4
|
15.
925 – 916 =
2
9
1
3
|
16.
279 – 156 =
2
4
123
3
|
|
17.
498 + 386 =
2
3
4
884
|
18.
613 + 230 =
3
2
4
843
|
19.
708 – 359 =
349
3
2
4
|
20.
531 + 401 =
3
4
2
932
|