Rekensommen met erbij en eraf tot 1.000
In de mix
|
1.
197 – 110 =
87
2
|
2.
374 – 270 =
2
104
|
3.
545 + 144 =
689
2
|
4.
726 + 238 =
2
964
|
|
5.
568 – 81 =
2
487
|
6.
731 – 665 =
2
66
|
7.
715 + 114 =
829
2
|
8.
817 – 73 =
2
744
|
|
9.
596 – 388 =
208
2
|
10.
122 – 34 =
2
88
|
11.
722 – 707 =
15
1
|
12.
731 + 141 =
2
872
|
|
13.
651 – 136 =
515
2
|
14.
682 + 226 =
908
2
|
15.
62 + 121 =
2
183
|
16.
798 – 484 =
2
314
|
|
17.
837 + 162 =
2
999
|
18.
149 – 31 =
2
118
|
19.
565 + 230 =
2
795
|
20.
535 + 403 =
938
2
|