Rekensommen met erbij en eraf tot 1.000
In de mix
|
1.
494 – 262 =
232
2
|
2.
188 – 36 =
152
2
|
3.
305 + 22 =
2
327
|
4.
543 + 186 =
729
2
|
|
5.
645 + 210 =
2
855
|
6.
472 + 48 =
2
520
|
7.
274 + 534 =
808
2
|
8.
477 – 193 =
2
284
|
|
9.
678 – 550 =
128
2
|
10.
967 + 10 =
977
2
|
11.
495 – 212 =
283
2
|
12.
368 – 304 =
2
64
|
|
13.
374 – 321 =
53
2
|
14.
924 – 691 =
233
2
|
15.
299 – 225 =
74
2
|
16.
10 – 7 =
1
3
|
|
17.
722 + 180 =
902
2
|
18.
915 + 21 =
936
2
|
19.
508 + 78 =
586
2
|
20.
146 + 76 =
2
222
|