Oefenen met erbij en eraf tot 1.000
In de mix
|
1.
369 + 266 =
4
635
3
2
|
2.
955 + 34 =
4
989
3
2
|
3.
377 + 417 =
4
794
3
2
|
4.
976 – 306 =
2
4
670
3
|
|
5.
612 – 448 =
4
164
3
2
|
6.
448 – 396 =
2
3
52
4
|
7.
107 – 47 =
60
2
4
3
|
8.
346 – 69 =
2
4
3
277
|
|
9.
947 + 38 =
2
3
4
985
|
10.
978 – 541 =
2
4
437
3
|
11.
260 + 600 =
2
860
3
4
|
12.
617 + 84 =
701
3
2
4
|
|
13.
919 – 67 =
852
2
4
3
|
14.
489 + 186 =
4
675
2
3
|
15.
402 + 53 =
4
3
455
2
|
16.
755 – 353 =
402
2
4
3
|
|
17.
882 – 584 =
3
2
4
298
|
18.
908 – 755 =
3
153
2
4
|
19.
338 – 118 =
220
4
3
2
|
20.
695 – 145 =
4
550
2
3
|