Reken de erbijsom en erafsom tot 1.000 uit
In de mix
|
1.
748 – 746 =
4
1
2
3
|
2.
769 + 174 =
4
943
3
2
|
3.
87 – 21 =
4
66
3
2
|
4.
517 – 64 =
4
3
2
453
|
|
5.
556 – 132 =
4
424
2
3
|
6.
728 – 81 =
647
3
4
2
|
7.
344 – 280 =
2
3
4
64
|
8.
135 + 629 =
4
2
3
764
|
|
9.
300 – 179 =
3
2
4
121
|
10.
797 + 177 =
2
4
3
974
|
11.
651 + 178 =
829
4
3
2
|
12.
969 + 12 =
981
2
3
4
|
|
13.
888 – 261 =
4
2
627
3
|
14.
466 + 334 =
3
2
4
800
|
15.
234 – 38 =
2
196
4
3
|
16.
265 + 723 =
3
2
988
4
|
|
17.
598 – 401 =
3
2
4
197
|
18.
755 + 98 =
3
2
853
4
|
19.
224 – 158 =
2
4
3
66
|
20.
52 – 8 =
44
3
4
2
|