Rekensommen met erbij en eraf tot 1.000
In de mix
|
1.
938 – 585 =
2
353
|
2.
997 – 544 =
2
453
|
3.
281 + 589 =
2
870
|
4.
255 – 97 =
158
2
|
|
5.
767 + 117 =
884
2
|
6.
63 – 7 =
2
56
|
7.
860 – 397 =
2
463
|
8.
73 + 735 =
808
2
|
|
9.
32 + 10 =
42
2
|
10.
987 + 6 =
2
993
|
11.
504 – 429 =
2
75
|
12.
422 + 363 =
785
2
|
|
13.
365 – 104 =
2
261
|
14.
244 + 142 =
386
2
|
15.
428 + 86 =
2
514
|
16.
637 + 61 =
2
698
|
|
17.
832 + 83 =
2
915
|
18.
917 – 224 =
2
693
|
19.
360 – 100 =
2
260
|
20.
130 – 34 =
2
96
|