Rekensommen met erbij en eraf tot 1.000
In de mix
|
1.
371 – 194 =
2
177
|
2.
770 – 714 =
2
56
|
3.
156 – 79 =
77
2
|
4.
723 – 385 =
338
2
|
|
5.
77 – 47 =
2
30
|
6.
174 + 340 =
2
514
|
7.
336 – 25 =
2
311
|
8.
228 – 198 =
30
2
|
|
9.
294 + 330 =
624
2
|
10.
471 – 263 =
208
2
|
11.
937 + 31 =
968
2
|
12.
74 + 755 =
829
2
|
|
13.
224 – 207 =
17
2
|
14.
983 – 879 =
104
2
|
15.
203 + 397 =
600
2
|
16.
413 – 294 =
119
2
|
|
17.
89 – 12 =
77
2
|
18.
634 + 128 =
762
2
|
19.
704 – 449 =
2
255
|
20.
172 – 30 =
142
2
|