Rekensommen met erbij en eraf tot 1.000
In de mix
|
1.
494 – 64 =
2
430
|
2.
134 + 427 =
561
2
|
3.
635 – 397 =
238
2
|
4.
233 – 125 =
108
2
|
|
5.
314 – 205 =
2
109
|
6.
47 + 684 =
2
731
|
7.
597 + 392 =
989
2
|
8.
188 – 157 =
31
2
|
|
9.
712 – 621 =
2
91
|
10.
345 – 223 =
122
2
|
11.
244 – 17 =
227
2
|
12.
318 – 249 =
2
69
|
|
13.
44 + 54 =
2
98
|
14.
649 – 505 =
2
144
|
15.
7 + 110 =
2
117
|
16.
592 + 402 =
994
2
|
|
17.
451 + 157 =
608
2
|
18.
959 + 5 =
2
964
|
19.
937 – 601 =
2
336
|
20.
56 – 8 =
2
48
|