Rekensommen met erbij en eraf tot 1.000
In de mix
|
1.
971 + 17 =
2
988
|
2.
981 + 5 =
986
2
|
3.
50 – 12 =
38
2
|
4.
865 – 282 =
2
583
|
|
5.
490 – 81 =
2
409
|
6.
641 + 262 =
903
2
|
7.
642 – 341 =
301
2
|
8.
616 + 215 =
2
831
|
|
9.
377 + 304 =
2
681
|
10.
815 – 226 =
589
2
|
11.
885 + 17 =
2
902
|
12.
946 + 28 =
974
2
|
|
13.
32 + 266 =
298
2
|
14.
918 + 57 =
2
975
|
15.
109 + 599 =
708
2
|
16.
365 + 442 =
807
2
|
|
17.
821 – 543 =
2
278
|
18.
191 + 535 =
726
2
|
19.
143 – 38 =
105
2
|
20.
64 – 52 =
12
1
|