Rekensommen met erbij en eraf tot 1.000
In de mix
|
1.
352 – 200 =
2
152
|
2.
826 – 788 =
38
2
|
3.
112 – 107 =
5
1
|
4.
590 + 17 =
607
2
|
|
5.
689 + 298 =
2
987
|
6.
370 – 63 =
307
2
|
7.
892 + 81 =
973
2
|
8.
848 + 128 =
2
976
|
|
9.
799 – 599 =
2
200
|
10.
22 + 290 =
312
2
|
11.
4 – 4 =
0
2
|
12.
640 – 414 =
226
2
|
|
13.
631 – 319 =
312
2
|
14.
215 + 63 =
2
278
|
15.
168 – 42 =
2
126
|
16.
400 – 350 =
50
2
|
|
17.
439 + 374 =
813
2
|
18.
158 – 88 =
70
2
|
19.
580 + 150 =
730
2
|
20.
650 – 536 =
114
2
|