Rekensommen met erbij en eraf tot 1.000
In de mix
|
1.
506 – 72 =
434
2
|
2.
524 – 157 =
2
367
|
3.
379 + 277 =
656
2
|
4.
74 – 26 =
2
48
|
|
5.
696 – 149 =
547
2
|
6.
858 + 31 =
889
2
|
7.
590 – 119 =
2
471
|
8.
545 + 179 =
724
2
|
|
9.
282 – 159 =
2
123
|
10.
278 – 273 =
5
1
|
11.
390 + 234 =
2
624
|
12.
713 + 182 =
895
2
|
|
13.
120 + 83 =
2
203
|
14.
472 – 189 =
2
283
|
15.
967 – 915 =
2
52
|
16.
747 – 31 =
716
2
|
|
17.
483 + 494 =
2
977
|
18.
880 – 352 =
2
528
|
19.
104 + 488 =
592
2
|
20.
259 – 162 =
97
2
|