Rekensommen met erbij en eraf tot 1.000
In de mix
|
1.
22 – 15 =
7
1
|
2.
905 + 6 =
2
911
|
3.
762 + 91 =
853
2
|
4.
452 + 149 =
2
601
|
|
5.
486 – 209 =
277
2
|
6.
830 – 170 =
660
2
|
7.
182 – 163 =
2
19
|
8.
174 + 62 =
2
236
|
|
9.
491 + 123 =
2
614
|
10.
926 + 37 =
963
2
|
11.
367 – 354 =
1
13
|
12.
247 – 131 =
116
2
|
|
13.
195 – 81 =
114
2
|
14.
115 – 114 =
2
1
|
15.
116 – 37 =
2
79
|
16.
544 + 311 =
855
2
|
|
17.
465 + 533 =
2
998
|
18.
730 + 96 =
826
2
|
19.
184 – 144 =
2
40
|
20.
391 – 70 =
321
2
|