Rekensommen met erbij en eraf tot 1.000
In de mix
|
1.
969 – 336 =
633
2
|
2.
474 – 129 =
2
345
|
3.
618 – 161 =
457
2
|
4.
533 – 439 =
94
2
|
|
5.
999 – 840 =
159
2
|
6.
681 – 406 =
275
2
|
7.
472 – 430 =
42
2
|
8.
450 + 535 =
2
985
|
|
9.
118 + 4 =
2
122
|
10.
197 – 73 =
124
2
|
11.
392 + 130 =
522
2
|
12.
101 + 78 =
179
2
|
|
13.
286 – 190 =
2
96
|
14.
680 – 465 =
2
215
|
15.
945 + 40 =
985
2
|
16.
573 – 361 =
2
212
|
|
17.
288 + 408 =
696
2
|
18.
824 + 95 =
2
919
|
19.
609 – 316 =
2
293
|
20.
648 + 199 =
2
847
|