Oefen de erbijsom en erafsom tot 1.000
In de mix
|
1.
795 + 105 =
2
900
|
2.
978 – 104 =
2
874
|
3.
88 + 552 =
640
2
|
4.
152 – 65 =
2
87
|
|
5.
513 – 150 =
363
2
|
6.
325 – 107 =
218
2
|
7.
232 + 720 =
2
952
|
8.
472 + 334 =
806
2
|
|
9.
607 – 126 =
481
2
|
10.
992 + 0 =
2
992
|
11.
979 + 16 =
2
995
|
12.
796 + 48 =
844
2
|
|
13.
167 + 686 =
853
2
|
14.
799 – 207 =
592
2
|
15.
641 – 45 =
596
2
|
16.
162 – 50 =
112
2
|
|
17.
633 – 144 =
2
489
|
18.
269 + 111 =
380
2
|
19.
410 – 61 =
2
349
|
20.
389 – 256 =
133
2
|