Erbij en eraf tot 1.000
In de mix
|
1.
495 – 457 =
2
38
|
2.
185 – 140 =
45
2
|
3.
568 – 102 =
2
466
|
4.
603 – 485 =
2
118
|
|
5.
158 – 148 =
10
1
|
6.
461 + 84 =
2
545
|
7.
496 + 357 =
2
853
|
8.
705 + 203 =
908
2
|
|
9.
803 + 146 =
2
949
|
10.
927 + 18 =
945
2
|
11.
201 + 401 =
602
2
|
12.
698 – 342 =
356
2
|
|
13.
725 – 523 =
202
2
|
14.
268 – 114 =
154
2
|
15.
384 – 217 =
2
167
|
16.
935 – 378 =
557
2
|
|
17.
590 – 7 =
583
2
|
18.
344 – 267 =
2
77
|
19.
798 – 371 =
2
427
|
20.
397 – 37 =
2
360
|