Rekensommen met erbij en eraf tot 1.000
In de mix
|
1.
198 – 161 =
37
2
|
2.
163 – 41 =
122
2
|
3.
420 – 75 =
2
345
|
4.
670 – 33 =
2
637
|
|
5.
320 + 348 =
2
668
|
6.
81 + 797 =
2
878
|
7.
277 – 257 =
20
2
|
8.
439 + 484 =
2
923
|
|
9.
254 + 218 =
472
2
|
10.
86 – 75 =
1
11
|
11.
741 – 737 =
4
1
|
12.
258 + 282 =
540
2
|
|
13.
930 – 207 =
723
2
|
14.
286 + 209 =
2
495
|
15.
499 – 108 =
2
391
|
16.
184 – 166 =
18
2
|
|
17.
663 – 363 =
300
2
|
18.
144 – 17 =
2
127
|
19.
525 + 119 =
2
644
|
20.
3 + 22 =
2
25
|