Rekensommen met erbij en eraf tot 1.000
In de mix
|
1.
542 – 518 =
24
2
|
2.
450 – 90 =
360
2
|
3.
840 – 413 =
2
427
|
4.
326 – 312 =
14
1
|
|
5.
122 – 65 =
2
57
|
6.
504 – 229 =
275
2
|
7.
506 + 449 =
955
2
|
8.
432 – 301 =
131
2
|
|
9.
733 – 303 =
430
2
|
10.
21 – 13 =
1
8
|
11.
35 + 320 =
2
355
|
12.
772 + 209 =
2
981
|
|
13.
10 – 7 =
3
1
|
14.
410 + 161 =
571
2
|
15.
195 + 717 =
2
912
|
16.
422 + 340 =
762
2
|
|
17.
361 – 205 =
2
156
|
18.
335 – 125 =
2
210
|
19.
358 – 313 =
2
45
|
20.
11 + 282 =
293
2
|