Erbij en eraf tot 1.000
In de mix
|
1.
351 – 123 =
2
228
|
2.
706 + 80 =
2
786
|
3.
17 + 696 =
2
713
|
4.
171 – 64 =
107
2
|
|
5.
969 + 9 =
978
2
|
6.
647 – 468 =
179
2
|
7.
387 + 5 =
2
392
|
8.
599 + 36 =
2
635
|
|
9.
686 + 289 =
975
2
|
10.
300 + 314 =
2
614
|
11.
229 + 531 =
2
760
|
12.
214 – 55 =
159
2
|
|
13.
717 – 678 =
39
2
|
14.
164 + 630 =
794
2
|
15.
418 – 55 =
363
2
|
16.
30 – 26 =
4
1
|
|
17.
24 – 8 =
16
2
|
18.
95 – 90 =
1
5
|
19.
79 + 461 =
540
2
|
20.
136 + 401 =
2
537
|