Oefenen met erbij en eraf tot 1.000
In de mix
|
1.
484 + 195 =
679
2
3
4
|
2.
381 + 242 =
2
623
3
4
|
3.
397 + 538 =
4
2
935
3
|
4.
589 – 48 =
2
3
541
4
|
|
5.
983 + 15 =
998
3
2
4
|
6.
804 – 505 =
3
299
4
2
|
7.
644 + 85 =
2
729
3
4
|
8.
134 + 842 =
3
976
4
2
|
|
9.
8 + 435 =
3
2
443
4
|
10.
909 – 531 =
4
2
3
378
|
11.
387 + 502 =
2
3
889
4
|
12.
993 – 851 =
142
4
3
2
|
|
13.
346 – 246 =
3
2
100
4
|
14.
468 – 364 =
104
4
3
2
|
15.
214 + 722 =
4
936
2
3
|
16.
786 + 42 =
2
3
828
4
|
|
17.
66 + 795 =
2
4
861
3
|
18.
898 – 511 =
4
2
387
3
|
19.
147 + 807 =
3
2
954
4
|
20.
920 + 20 =
940
4
3
2
|