Reken de erbijsom en erafsom tot 1.000 uit
In de mix
|
1.
116 – 90 =
4
2
3
26
|
2.
720 + 188 =
3
2
908
4
|
3.
529 – 324 =
3
205
2
4
|
4.
435 – 62 =
3
2
373
4
|
|
5.
725 + 261 =
4
986
3
2
|
6.
979 – 646 =
3
4
333
2
|
7.
121 – 17 =
3
4
104
2
|
8.
315 – 56 =
4
2
3
259
|
|
9.
85 – 8 =
2
4
3
77
|
10.
946 + 15 =
4
3
2
961
|
11.
527 + 341 =
4
2
3
868
|
12.
282 – 23 =
3
259
2
4
|
|
13.
21 – 18 =
2
1
4
3
|
14.
979 + 8 =
3
987
2
4
|
15.
743 + 212 =
3
2
4
955
|
16.
675 – 366 =
309
2
3
4
|
|
17.
358 – 332 =
4
3
26
2
|
18.
463 – 33 =
4
3
430
2
|
19.
556 + 243 =
799
4
3
2
|
20.
217 + 222 =
439
3
2
4
|