Reken de erbijsom en erafsom tot 1.000 uit
In de mix
|
1.
54 + 621 =
2
675
3
4
|
2.
620 – 88 =
532
2
4
3
|
3.
501 + 341 =
842
4
2
3
|
4.
73 + 195 =
2
268
3
4
|
|
5.
572 + 349 =
4
3
921
2
|
6.
642 + 42 =
2
3
4
684
|
7.
273 – 157 =
116
4
2
3
|
8.
401 – 190 =
2
211
4
3
|
|
9.
264 + 730 =
2
4
994
3
|
10.
783 + 64 =
847
3
4
2
|
11.
251 + 672 =
3
923
4
2
|
12.
825 + 30 =
3
4
855
2
|
|
13.
930 – 924 =
1
6
3
2
|
14.
193 + 226 =
2
419
3
4
|
15.
886 + 37 =
4
2
923
3
|
16.
724 – 545 =
179
4
2
3
|
|
17.
137 + 781 =
2
3
918
4
|
18.
88 + 125 =
213
2
3
4
|
19.
470 + 518 =
3
2
988
4
|
20.
58 + 119 =
3
2
4
177
|