Rekensommen met erbij en eraf tot 1.000
In de mix
|
1.
431 – 139 =
292
2
|
2.
988 – 519 =
2
469
|
3.
935 + 65 =
2
1000
|
4.
206 + 271 =
2
477
|
|
5.
192 – 3 =
189
2
|
6.
653 – 233 =
420
2
|
7.
749 + 69 =
2
818
|
8.
139 – 79 =
2
60
|
|
9.
434 – 149 =
285
2
|
10.
568 + 140 =
2
708
|
11.
512 – 427 =
85
2
|
12.
820 – 236 =
584
2
|
|
13.
391 – 106 =
2
285
|
14.
9 – 7 =
2
1
|
15.
336 + 551 =
887
2
|
16.
469 + 245 =
2
714
|
|
17.
796 + 190 =
986
2
|
18.
61 – 7 =
54
2
|
19.
136 – 35 =
101
2
|
20.
983 + 5 =
988
2
|