Rekensommen met erbij en eraf tot 1.000
In de mix
|
1.
978 – 830 =
148
2
|
2.
845 + 99 =
2
944
|
3.
972 – 361 =
611
2
|
4.
759 + 46 =
805
2
|
|
5.
16 + 449 =
2
465
|
6.
443 + 198 =
2
641
|
7.
973 – 479 =
494
2
|
8.
209 + 777 =
2
986
|
|
9.
391 + 520 =
911
2
|
10.
134 – 16 =
118
2
|
11.
470 + 517 =
2
987
|
12.
77 + 650 =
727
2
|
|
13.
607 – 283 =
2
324
|
14.
985 – 93 =
2
892
|
15.
621 + 74 =
695
2
|
16.
723 – 719 =
1
4
|
|
17.
95 + 265 =
2
360
|
18.
675 + 319 =
994
2
|
19.
305 – 303 =
1
2
|
20.
250 – 81 =
169
2
|