Erbij en eraf tot 1.000
In de mix
|
1.
15 + 580 =
2
595
|
2.
26 – 18 =
1
8
|
3.
940 – 304 =
636
2
|
4.
58 – 21 =
37
2
|
|
5.
349 + 418 =
2
767
|
6.
108 + 128 =
236
2
|
7.
968 – 886 =
82
2
|
8.
328 – 307 =
2
21
|
|
9.
357 – 3 =
354
2
|
10.
334 – 224 =
110
2
|
11.
20 + 855 =
875
2
|
12.
725 – 655 =
70
2
|
|
13.
657 + 327 =
2
984
|
14.
44 – 28 =
16
2
|
15.
22 – 10 =
1
12
|
16.
867 + 52 =
2
919
|
|
17.
198 – 79 =
119
2
|
18.
536 + 333 =
869
2
|
19.
230 + 355 =
585
2
|
20.
664 – 571 =
2
93
|