Rekensommen met erbij en eraf tot 1.000
In de mix
|
1.
43 – 28 =
1
15
|
2.
322 + 122 =
444
2
|
3.
178 + 550 =
728
2
|
4.
851 – 780 =
2
71
|
|
5.
888 + 104 =
992
2
|
6.
278 – 278 =
2
0
|
7.
259 + 320 =
579
2
|
8.
41 + 510 =
551
2
|
|
9.
727 – 134 =
2
593
|
10.
351 – 141 =
2
210
|
11.
239 – 42 =
2
197
|
12.
697 – 367 =
330
2
|
|
13.
813 – 446 =
367
2
|
14.
221 + 778 =
2
999
|
15.
192 + 43 =
2
235
|
16.
11 – 6 =
5
1
|
|
17.
58 + 778 =
2
836
|
18.
65 – 2 =
63
2
|
19.
632 + 149 =
2
781
|
20.
195 + 158 =
353
2
|