Rekensommen met erbij en eraf tot 1.000
In de mix
|
1.
894 – 433 =
461
2
|
2.
269 – 268 =
1
2
|
3.
706 + 91 =
797
2
|
4.
945 – 380 =
565
2
|
|
5.
361 + 272 =
633
2
|
6.
107 + 40 =
2
147
|
7.
825 – 413 =
412
2
|
8.
16 – 7 =
1
9
|
|
9.
117 – 38 =
79
2
|
10.
664 – 101 =
563
2
|
11.
647 + 78 =
725
2
|
12.
381 – 249 =
132
2
|
|
13.
752 – 604 =
148
2
|
14.
266 – 46 =
2
220
|
15.
511 + 26 =
2
537
|
16.
432 + 501 =
933
2
|
|
17.
862 – 254 =
608
2
|
18.
759 – 82 =
2
677
|
19.
877 + 41 =
2
918
|
20.
238 + 15 =
2
253
|