Rekensommen met erbij en eraf tot 1.000
In de mix
|
1.
397 – 271 =
126
2
|
2.
736 – 151 =
585
2
|
3.
508 + 19 =
2
527
|
4.
789 + 78 =
867
2
|
|
5.
474 – 35 =
2
439
|
6.
139 + 268 =
407
2
|
7.
401 – 184 =
217
2
|
8.
569 – 164 =
2
405
|
|
9.
894 – 461 =
433
2
|
10.
680 + 210 =
890
2
|
11.
374 + 367 =
2
741
|
12.
855 – 32 =
2
823
|
|
13.
115 – 93 =
22
2
|
14.
431 + 148 =
2
579
|
15.
163 – 66 =
2
97
|
16.
366 + 455 =
821
2
|
|
17.
820 – 371 =
449
2
|
18.
817 + 153 =
970
2
|
19.
757 + 30 =
2
787
|
20.
265 + 75 =
2
340
|