Rekensommen met erbij en eraf tot 1.000
In de mix
|
1.
492 – 359 =
133
2
|
2.
149 – 125 =
2
24
|
3.
667 + 111 =
778
2
|
4.
172 – 11 =
161
2
|
|
5.
630 + 33 =
663
2
|
6.
726 + 248 =
2
974
|
7.
772 – 447 =
2
325
|
8.
440 + 531 =
2
971
|
|
9.
682 – 46 =
636
2
|
10.
693 + 197 =
890
2
|
11.
291 – 95 =
196
2
|
12.
199 – 75 =
124
2
|
|
13.
178 – 107 =
2
71
|
14.
398 – 315 =
83
2
|
15.
141 + 759 =
900
2
|
16.
747 – 275 =
472
2
|
|
17.
99 – 11 =
88
2
|
18.
900 + 79 =
979
2
|
19.
659 – 527 =
132
2
|
20.
21 + 463 =
484
2
|