Reken de erbijsom en erafsom tot 1.000 uit
In de mix
|
1.
431 + 534 =
4
3
2
965
|
2.
738 + 136 =
3
2
4
874
|
3.
510 + 214 =
3
4
724
2
|
4.
344 – 154 =
4
2
190
3
|
|
5.
109 + 426 =
535
3
2
4
|
6.
619 – 557 =
4
62
2
3
|
7.
782 + 10 =
2
4
3
792
|
8.
865 + 109 =
2
3
4
974
|
|
9.
7 + 60 =
2
4
67
3
|
10.
580 – 198 =
4
3
382
2
|
11.
525 – 281 =
4
2
3
244
|
12.
694 – 22 =
3
4
2
672
|
|
13.
405 – 317 =
4
88
3
2
|
14.
768 + 143 =
3
4
911
2
|
15.
776 + 169 =
3
2
4
945
|
16.
999 + 0 =
999
4
2
3
|
|
17.
447 + 513 =
4
3
960
2
|
18.
176 – 90 =
4
2
86
3
|
19.
106 – 72 =
3
4
2
34
|
20.
388 – 126 =
2
4
262
3
|