Rekensommen met erbij en eraf tot 1.000
In de mix
|
1.
249 – 98 =
2
151
|
2.
499 – 346 =
153
2
|
3.
369 – 314 =
55
2
|
4.
875 – 292 =
2
583
|
|
5.
408 – 149 =
2
259
|
6.
995 + 0 =
2
995
|
7.
448 + 501 =
2
949
|
8.
589 + 363 =
952
2
|
|
9.
771 + 99 =
870
2
|
10.
445 + 154 =
2
599
|
11.
500 – 244 =
2
256
|
12.
302 – 241 =
2
61
|
|
13.
799 – 323 =
2
476
|
14.
906 – 424 =
482
2
|
15.
378 – 245 =
2
133
|
16.
819 – 208 =
611
2
|
|
17.
521 – 429 =
2
92
|
18.
686 – 336 =
2
350
|
19.
46 – 16 =
30
2
|
20.
606 + 114 =
720
2
|