Reken de erbijsom en erafsom tot 1.000 uit
In de mix
|
1.
793 – 46 =
3
2
747
4
|
2.
68 – 53 =
15
1
3
2
|
3.
987 + 3 =
4
990
3
2
|
4.
810 + 75 =
4
885
2
3
|
|
5.
928 + 22 =
3
4
950
2
|
6.
918 – 460 =
4
2
3
458
|
7.
333 + 462 =
795
3
2
4
|
8.
477 – 53 =
3
2
424
4
|
|
9.
928 + 1 =
4
2
3
929
|
10.
520 + 272 =
2
3
4
792
|
11.
217 – 216 =
1
4
2
3
|
12.
401 – 224 =
2
177
4
3
|
|
13.
797 + 99 =
896
4
3
2
|
14.
816 + 72 =
3
888
4
2
|
15.
306 + 637 =
2
3
4
943
|
16.
156 + 128 =
4
2
284
3
|
|
17.
250 + 711 =
2
961
3
4
|
18.
459 + 531 =
990
4
2
3
|
19.
104 + 245 =
2
3
4
349
|
20.
182 + 240 =
4
422
3
2
|