Rekensommen met erbij en eraf tot 1.000
In de mix
|
1.
413 + 171 =
2
584
|
2.
566 + 79 =
645
2
|
3.
320 – 271 =
49
2
|
4.
279 + 488 =
2
767
|
|
5.
613 – 518 =
95
2
|
6.
20 – 1 =
19
2
|
7.
249 – 227 =
22
2
|
8.
180 + 293 =
2
473
|
|
9.
739 + 168 =
2
907
|
10.
445 + 444 =
889
2
|
11.
59 + 116 =
175
2
|
12.
601 + 322 =
2
923
|
|
13.
136 – 29 =
107
2
|
14.
641 + 247 =
2
888
|
15.
464 + 389 =
853
2
|
16.
877 – 405 =
472
2
|
|
17.
568 – 407 =
161
2
|
18.
920 + 25 =
2
945
|
19.
336 + 361 =
697
2
|
20.
832 – 123 =
2
709
|