Rekensommen met erbij en eraf tot 1.000
In de mix
|
1.
305 – 117 =
188
2
|
2.
511 – 50 =
461
2
|
3.
311 – 256 =
2
55
|
4.
836 + 25 =
2
861
|
|
5.
391 – 384 =
1
7
|
6.
984 + 9 =
993
2
|
7.
606 – 57 =
2
549
|
8.
652 + 36 =
688
2
|
|
9.
802 – 613 =
189
2
|
10.
219 – 71 =
2
148
|
11.
28 + 264 =
2
292
|
12.
962 – 372 =
2
590
|
|
13.
105 + 599 =
704
2
|
14.
977 + 17 =
994
2
|
15.
646 + 184 =
2
830
|
16.
22 – 19 =
3
1
|
|
17.
755 + 23 =
778
2
|
18.
163 – 71 =
92
2
|
19.
762 – 489 =
2
273
|
20.
405 – 81 =
324
2
|