Reken de erbijsom en erafsom tot 1.000 uit
In de mix
|
1.
353 + 340 =
2
3
693
4
|
2.
532 + 268 =
4
3
2
800
|
3.
343 – 332 =
2
1
3
11
|
4.
796 + 1 =
4
3
797
2
|
|
5.
280 – 172 =
3
2
4
108
|
6.
398 – 398 =
3
2
0
4
|
7.
713 + 112 =
2
4
825
3
|
8.
198 + 784 =
2
3
982
4
|
|
9.
5 – 2 =
2
4
3
1
|
10.
170 – 87 =
3
83
2
4
|
11.
474 – 323 =
4
3
2
151
|
12.
482 + 433 =
3
2
915
4
|
|
13.
345 – 5 =
4
3
340
2
|
14.
499 – 90 =
409
2
4
3
|
15.
106 – 89 =
17
3
4
2
|
16.
622 + 150 =
3
772
2
4
|
|
17.
847 – 224 =
4
2
623
3
|
18.
6 + 222 =
2
3
228
4
|
19.
897 – 147 =
4
3
2
750
|
20.
83 + 419 =
502
2
4
3
|