Rekensommen met erbij en eraf tot 1.000
In de mix
|
1.
476 – 436 =
40
2
|
2.
413 – 207 =
2
206
|
3.
77 – 50 =
2
27
|
4.
136 – 67 =
69
2
|
|
5.
620 + 357 =
977
2
|
6.
204 – 36 =
168
2
|
7.
355 + 416 =
2
771
|
8.
780 – 348 =
432
2
|
|
9.
300 + 349 =
2
649
|
10.
812 + 134 =
946
2
|
11.
406 + 132 =
538
2
|
12.
510 – 510 =
0
2
|
|
13.
48 + 862 =
2
910
|
14.
915 + 1 =
916
2
|
15.
696 + 12 =
708
2
|
16.
546 – 286 =
2
260
|
|
17.
790 – 488 =
302
2
|
18.
690 – 49 =
2
641
|
19.
94 + 602 =
2
696
|
20.
273 – 121 =
152
2
|