Rekensommen met erbij en eraf tot 1.000
In de mix
|
1.
609 – 571 =
2
38
|
2.
880 + 28 =
908
2
|
3.
844 + 87 =
2
931
|
4.
931 – 709 =
2
222
|
|
5.
265 – 214 =
51
2
|
6.
890 + 62 =
952
2
|
7.
26 – 17 =
9
1
|
8.
981 + 10 =
2
991
|
|
9.
294 – 174 =
120
2
|
10.
691 + 210 =
2
901
|
11.
36 – 11 =
2
25
|
12.
178 + 423 =
601
2
|
|
13.
326 – 311 =
1
15
|
14.
677 – 276 =
401
2
|
15.
255 – 225 =
30
2
|
16.
71 – 61 =
1
10
|
|
17.
85 + 365 =
450
2
|
18.
2 + 414 =
416
2
|
19.
245 – 75 =
170
2
|
20.
725 – 650 =
2
75
|