Rekensommen met erbij en eraf tot 1.000
In de mix
|
1.
520 – 389 =
131
2
|
2.
911 + 76 =
987
2
|
3.
438 – 37 =
401
2
|
4.
952 – 599 =
2
353
|
|
5.
804 + 15 =
819
2
|
6.
355 – 236 =
2
119
|
7.
535 – 530 =
5
1
|
8.
883 + 67 =
2
950
|
|
9.
456 – 406 =
2
50
|
10.
626 – 43 =
2
583
|
11.
322 + 312 =
2
634
|
12.
720 – 636 =
2
84
|
|
13.
121 + 228 =
2
349
|
14.
889 + 15 =
904
2
|
15.
266 – 214 =
2
52
|
16.
825 + 6 =
831
2
|
|
17.
455 – 90 =
2
365
|
18.
295 + 577 =
872
2
|
19.
724 – 101 =
623
2
|
20.
690 – 631 =
59
2
|