Erbij en eraf tot 1.000
In de mix
|
1.
277 + 406 =
2
683
|
2.
395 – 168 =
2
227
|
3.
738 – 389 =
349
2
|
4.
54 – 33 =
2
21
|
|
5.
220 – 121 =
99
2
|
6.
780 + 90 =
870
2
|
7.
592 – 157 =
435
2
|
8.
932 – 295 =
2
637
|
|
9.
414 – 346 =
2
68
|
10.
290 – 228 =
62
2
|
11.
363 – 126 =
237
2
|
12.
685 – 610 =
2
75
|
|
13.
706 – 695 =
1
11
|
14.
810 + 164 =
2
974
|
15.
653 – 51 =
602
2
|
16.
561 + 103 =
2
664
|
|
17.
553 + 399 =
952
2
|
18.
304 + 168 =
2
472
|
19.
563 – 175 =
388
2
|
20.
890 + 79 =
969
2
|