Reken de erbijsom en erafsom tot 1.000 uit
In de mix
|
1.
311 + 314 =
3
2
625
4
|
2.
838 – 589 =
4
249
3
2
|
3.
403 – 13 =
2
3
4
390
|
4.
636 + 57 =
3
2
4
693
|
|
5.
636 – 73 =
563
2
4
3
|
6.
268 + 693 =
2
4
961
3
|
7.
166 + 199 =
4
365
3
2
|
8.
832 + 33 =
3
2
4
865
|
|
9.
761 – 443 =
318
3
4
2
|
10.
537 + 112 =
4
649
2
3
|
11.
849 + 99 =
2
3
4
948
|
12.
370 – 113 =
3
257
2
4
|
|
13.
711 – 494 =
3
217
2
4
|
14.
364 + 85 =
2
4
3
449
|
15.
921 – 676 =
2
3
245
4
|
16.
567 + 130 =
2
697
3
4
|
|
17.
407 – 325 =
2
3
4
82
|
18.
679 – 241 =
2
438
3
4
|
19.
931 – 222 =
3
2
709
4
|
20.
310 + 241 =
4
551
2
3
|