Rekensommen met erbij en eraf tot 1.000
In de mix
|
1.
42 – 15 =
27
2
|
2.
337 + 92 =
2
429
|
3.
399 + 92 =
491
2
|
4.
954 + 18 =
972
2
|
|
5.
240 – 7 =
2
233
|
6.
65 – 24 =
41
2
|
7.
756 – 355 =
2
401
|
8.
997 + 1 =
998
2
|
|
9.
76 – 38 =
38
2
|
10.
67 + 13 =
2
80
|
11.
835 – 8 =
827
2
|
12.
144 + 470 =
2
614
|
|
13.
753 – 566 =
187
2
|
14.
910 – 882 =
28
2
|
15.
952 – 209 =
743
2
|
16.
638 + 61 =
699
2
|
|
17.
896 + 2 =
2
898
|
18.
681 – 407 =
274
2
|
19.
359 + 464 =
823
2
|
20.
985 – 445 =
540
2
|