Erbij en eraf tot 1.000
In de mix
|
1.
156 + 548 =
704
2
|
2.
193 + 477 =
670
2
|
3.
590 – 258 =
332
2
|
4.
28 – 9 =
19
2
|
|
5.
295 + 136 =
431
2
|
6.
108 – 38 =
2
70
|
7.
457 – 339 =
2
118
|
8.
783 – 255 =
528
2
|
|
9.
628 + 108 =
736
2
|
10.
176 + 204 =
380
2
|
11.
436 + 552 =
988
2
|
12.
796 + 156 =
2
952
|
|
13.
740 – 726 =
1
14
|
14.
831 – 772 =
2
59
|
15.
42 – 4 =
2
38
|
16.
753 + 12 =
765
2
|
|
17.
636 – 399 =
237
2
|
18.
931 + 26 =
957
2
|
19.
684 – 485 =
2
199
|
20.
551 + 49 =
2
600
|