Rekensommen met erbij en eraf tot 1.000
In de mix
|
1.
858 – 314 =
544
2
|
2.
566 – 401 =
2
165
|
3.
879 + 121 =
1000
2
|
4.
599 + 43 =
2
642
|
|
5.
107 + 162 =
2
269
|
6.
412 – 269 =
143
2
|
7.
158 + 485 =
2
643
|
8.
418 + 40 =
2
458
|
|
9.
87 – 54 =
2
33
|
10.
963 + 17 =
2
980
|
11.
2 – 0 =
2
1
|
12.
906 + 47 =
2
953
|
|
13.
568 – 40 =
2
528
|
14.
494 + 157 =
651
2
|
15.
278 – 252 =
2
26
|
16.
890 – 618 =
272
2
|
|
17.
742 – 735 =
1
7
|
18.
774 – 602 =
172
2
|
19.
163 + 36 =
199
2
|
20.
754 – 487 =
2
267
|