Rekensommen met erbij en eraf tot 1.000
In de mix
|
1.
478 – 451 =
27
2
|
2.
33 + 778 =
811
2
|
3.
48 – 18 =
30
2
|
4.
134 + 419 =
2
553
|
|
5.
175 + 520 =
695
2
|
6.
991 + 3 =
2
994
|
7.
995 – 604 =
391
2
|
8.
975 – 257 =
718
2
|
|
9.
793 – 168 =
625
2
|
10.
543 + 284 =
2
827
|
11.
134 – 108 =
2
26
|
12.
836 – 191 =
2
645
|
|
13.
577 – 505 =
72
2
|
14.
479 – 359 =
2
120
|
15.
112 + 50 =
162
2
|
16.
513 + 186 =
2
699
|
|
17.
48 + 110 =
2
158
|
18.
608 – 117 =
2
491
|
19.
817 – 668 =
149
2
|
20.
387 – 20 =
2
367
|