Reken de erbijsom en erafsom tot 1.000 uit
In de mix
|
1.
686 + 300 =
4
3
2
986
|
2.
195 – 105 =
4
3
90
2
|
3.
386 + 528 =
2
4
914
3
|
4.
998 + 0 =
2
4
3
998
|
|
5.
210 + 546 =
756
4
2
3
|
6.
330 + 142 =
2
4
472
3
|
7.
961 – 454 =
2
4
3
507
|
8.
648 + 51 =
2
4
699
3
|
|
9.
709 + 108 =
4
3
2
817
|
10.
580 – 229 =
2
4
3
351
|
11.
142 + 752 =
894
4
3
2
|
12.
72 + 523 =
2
595
4
3
|
|
13.
940 + 54 =
3
2
4
994
|
14.
997 – 392 =
3
2
4
605
|
15.
465 + 447 =
4
3
2
912
|
16.
143 – 109 =
2
4
3
34
|
|
17.
985 + 8 =
2
4
993
3
|
18.
266 + 492 =
758
3
2
4
|
19.
59 + 109 =
3
2
4
168
|
20.
494 + 194 =
688
2
4
3
|