Rekensommen met erbij en eraf tot 1.000
In de mix
|
1.
254 – 115 =
139
2
|
2.
112 + 483 =
595
2
|
3.
478 + 293 =
2
771
|
4.
619 + 169 =
2
788
|
|
5.
49 – 20 =
2
29
|
6.
320 – 65 =
2
255
|
7.
947 + 50 =
997
2
|
8.
585 + 184 =
769
2
|
|
9.
563 + 201 =
2
764
|
10.
973 – 303 =
670
2
|
11.
710 – 673 =
2
37
|
12.
219 – 140 =
2
79
|
|
13.
13 + 428 =
2
441
|
14.
292 + 602 =
2
894
|
15.
498 + 58 =
556
2
|
16.
280 – 266 =
1
14
|
|
17.
769 – 343 =
2
426
|
18.
296 + 630 =
2
926
|
19.
165 – 93 =
2
72
|
20.
818 – 638 =
2
180
|