Rekensommen met erbij en eraf tot 1.000
In de mix
|
1.
248 – 210 =
38
2
|
2.
693 – 475 =
218
2
|
3.
242 – 73 =
169
2
|
4.
175 – 131 =
2
44
|
|
5.
848 + 133 =
2
981
|
6.
401 + 95 =
2
496
|
7.
381 + 392 =
773
2
|
8.
758 + 91 =
849
2
|
|
9.
472 + 305 =
2
777
|
10.
508 – 451 =
57
2
|
11.
214 + 110 =
324
2
|
12.
746 + 145 =
891
2
|
|
13.
964 – 957 =
7
1
|
14.
820 + 160 =
2
980
|
15.
161 – 76 =
2
85
|
16.
686 + 8 =
2
694
|
|
17.
22 + 835 =
857
2
|
18.
570 + 280 =
850
2
|
19.
417 + 271 =
688
2
|
20.
806 – 348 =
2
458
|