Rekensommen met erbij en eraf tot 1.000
In de mix
|
1.
173 – 2 =
171
2
|
2.
563 – 121 =
2
442
|
3.
38 – 9 =
29
2
|
4.
149 + 264 =
413
2
|
|
5.
183 + 268 =
451
2
|
6.
282 – 69 =
2
213
|
7.
890 + 103 =
2
993
|
8.
895 + 93 =
2
988
|
|
9.
489 + 2 =
491
2
|
10.
92 – 17 =
2
75
|
11.
557 – 371 =
186
2
|
12.
877 – 566 =
311
2
|
|
13.
989 + 0 =
989
2
|
14.
474 – 40 =
2
434
|
15.
775 + 114 =
889
2
|
16.
213 – 61 =
152
2
|
|
17.
111 + 582 =
2
693
|
18.
359 – 305 =
2
54
|
19.
190 + 353 =
2
543
|
20.
338 – 282 =
2
56
|