Oefenen met erbij en eraf tot 1.000
In de mix
|
1.
466 + 176 =
3
4
642
2
|
2.
536 + 251 =
4
2
3
787
|
3.
87 – 25 =
4
62
2
3
|
4.
904 + 94 =
2
998
3
4
|
|
5.
30 + 120 =
4
150
2
3
|
6.
670 + 57 =
727
2
3
4
|
7.
75 + 179 =
3
4
254
2
|
8.
964 + 10 =
4
2
3
974
|
|
9.
211 – 151 =
2
3
4
60
|
10.
359 + 260 =
619
3
4
2
|
11.
123 – 58 =
65
2
4
3
|
12.
327 + 241 =
2
568
4
3
|
|
13.
659 + 245 =
3
2
904
4
|
14.
71 – 48 =
2
4
3
23
|
15.
595 – 303 =
3
292
2
4
|
16.
278 + 45 =
2
3
323
4
|
|
17.
476 + 284 =
760
3
2
4
|
18.
390 + 232 =
3
4
622
2
|
19.
271 + 644 =
4
915
2
3
|
20.
786 + 110 =
896
3
4
2
|