Rekensommen met erbij en eraf tot 1.000
In de mix
|
1.
659 – 307 =
352
2
|
2.
81 – 71 =
10
1
|
3.
541 + 423 =
964
2
|
4.
872 + 81 =
953
2
|
|
5.
490 + 92 =
2
582
|
6.
139 – 34 =
105
2
|
7.
308 – 192 =
2
116
|
8.
170 – 5 =
2
165
|
|
9.
686 + 24 =
2
710
|
10.
226 + 188 =
414
2
|
11.
100 – 75 =
25
2
|
12.
798 + 198 =
996
2
|
|
13.
565 – 96 =
2
469
|
14.
936 – 799 =
137
2
|
15.
445 – 132 =
2
313
|
16.
427 + 151 =
2
578
|
|
17.
301 – 12 =
2
289
|
18.
779 – 45 =
2
734
|
19.
406 + 413 =
2
819
|
20.
125 + 627 =
752
2
|