Oefenen met erbij en eraf tot 1.000
In de mix
|
1.
599 + 195 =
2
794
4
3
|
2.
968 – 510 =
3
2
4
458
|
3.
935 – 517 =
2
4
418
3
|
4.
121 + 572 =
693
4
2
3
|
|
5.
981 + 13 =
994
4
2
3
|
6.
567 + 409 =
2
3
4
976
|
7.
934 + 65 =
3
4
999
2
|
8.
205 + 122 =
327
3
2
4
|
|
9.
129 – 87 =
3
2
4
42
|
10.
48 + 267 =
315
2
3
4
|
11.
233 + 340 =
573
2
3
4
|
12.
143 – 50 =
2
3
4
93
|
|
13.
977 – 932 =
4
2
3
45
|
14.
773 – 83 =
3
690
2
4
|
15.
404 – 69 =
4
335
2
3
|
16.
394 – 15 =
4
2
3
379
|
|
17.
618 + 72 =
2
4
3
690
|
18.
101 + 640 =
4
2
741
3
|
19.
848 + 21 =
4
2
3
869
|
20.
872 – 311 =
2
4
561
3
|