Reken de erbijsom en erafsom tot 1.000 uit
In de mix
|
1.
572 + 253 =
825
4
3
2
|
2.
381 – 329 =
3
52
4
2
|
3.
24 + 87 =
4
111
3
2
|
4.
252 – 188 =
2
3
4
64
|
|
5.
92 – 36 =
56
2
3
4
|
6.
634 + 141 =
3
775
2
4
|
7.
64 – 36 =
3
2
28
4
|
8.
11 + 103 =
3
114
4
2
|
|
9.
589 + 223 =
2
4
812
3
|
10.
349 + 19 =
3
4
368
2
|
11.
478 – 390 =
3
2
4
88
|
12.
688 + 249 =
4
2
937
3
|
|
13.
509 – 448 =
2
61
3
4
|
14.
852 + 6 =
2
858
3
4
|
15.
584 – 52 =
2
532
3
4
|
16.
449 – 236 =
2
3
4
213
|
|
17.
280 – 31 =
3
2
4
249
|
18.
418 + 137 =
555
2
3
4
|
19.
722 – 537 =
3
185
4
2
|
20.
686 + 4 =
690
3
2
4
|