Rekensommen met erbij en eraf tot 1.000
In de mix
|
1.
75 – 6 =
69
2
|
2.
272 + 399 =
2
671
|
3.
211 + 351 =
562
2
|
4.
547 + 166 =
713
2
|
|
5.
663 – 40 =
623
2
|
6.
310 + 253 =
563
2
|
7.
965 – 821 =
2
144
|
8.
451 – 433 =
18
2
|
|
9.
373 – 266 =
2
107
|
10.
789 – 324 =
465
2
|
11.
368 + 455 =
2
823
|
12.
372 – 234 =
138
2
|
|
13.
591 + 148 =
2
739
|
14.
919 – 234 =
685
2
|
15.
155 – 87 =
2
68
|
16.
553 + 87 =
640
2
|
|
17.
929 + 71 =
1000
2
|
18.
285 – 220 =
2
65
|
19.
109 – 58 =
2
51
|
20.
757 – 614 =
143
2
|