Los de erbijsom en erafsom tot 1.000 op
In de mix
|
1.
663 – 487 =
4
176
3
2
|
2.
851 + 75 =
4
2
3
926
|
3.
527 + 197 =
2
3
4
724
|
4.
902 + 96 =
998
2
3
4
|
|
5.
97 + 76 =
2
3
173
4
|
6.
837 + 149 =
986
2
3
4
|
7.
307 – 259 =
48
3
4
2
|
8.
496 – 185 =
4
3
311
2
|
|
9.
999 + 0 =
2
3
4
999
|
10.
308 + 226 =
2
534
4
3
|
11.
813 – 651 =
4
2
162
3
|
12.
527 – 285 =
3
4
2
242
|
|
13.
75 + 278 =
3
2
4
353
|
14.
688 + 169 =
4
2
857
3
|
15.
374 – 126 =
4
2
3
248
|
16.
655 + 210 =
4
2
3
865
|
|
17.
717 – 273 =
444
3
4
2
|
18.
876 + 54 =
4
930
3
2
|
19.
400 + 105 =
2
4
3
505
|
20.
906 + 84 =
4
990
2
3
|