Rekensommen met erbij en eraf tot 1.000
In de mix
|
1.
73 + 217 =
2
290
|
2.
272 – 12 =
260
2
|
3.
239 – 165 =
2
74
|
4.
74 – 14 =
2
60
|
|
5.
645 + 28 =
673
2
|
6.
909 – 770 =
2
139
|
7.
91 – 74 =
17
2
|
8.
529 – 312 =
2
217
|
|
9.
229 – 170 =
2
59
|
10.
477 + 248 =
2
725
|
11.
263 – 198 =
65
2
|
12.
215 + 154 =
369
2
|
|
13.
537 – 211 =
326
2
|
14.
423 – 222 =
2
201
|
15.
795 + 106 =
901
2
|
16.
827 + 67 =
2
894
|
|
17.
490 – 385 =
105
2
|
18.
78 + 26 =
104
2
|
19.
15 – 3 =
12
1
|
20.
388 + 2 =
390
2
|