Reken de erbijsom en erafsom tot 1.000 uit
In de mix
|
1.
997 – 933 =
2
4
3
64
|
2.
413 – 35 =
3
378
4
2
|
3.
120 + 566 =
4
3
2
686
|
4.
866 – 669 =
197
4
2
3
|
|
5.
563 – 58 =
505
3
4
2
|
6.
694 + 272 =
3
966
2
4
|
7.
661 + 98 =
4
2
3
759
|
8.
978 – 342 =
3
4
636
2
|
|
9.
116 – 88 =
28
4
3
2
|
10.
703 – 178 =
2
4
525
3
|
11.
99 – 43 =
56
2
3
4
|
12.
487 – 79 =
4
408
3
2
|
|
13.
617 + 39 =
2
656
4
3
|
14.
733 – 44 =
689
2
3
4
|
15.
797 – 17 =
780
3
4
2
|
16.
596 + 121 =
4
3
717
2
|
|
17.
564 + 92 =
3
2
656
4
|
18.
784 – 696 =
2
3
4
88
|
19.
473 + 413 =
3
2
4
886
|
20.
724 + 40 =
764
2
3
4
|