Rekensommen met erbij en eraf tot 1.000
In de mix
|
1.
152 – 15 =
137
2
|
2.
487 + 81 =
568
2
|
3.
456 – 289 =
167
2
|
4.
233 + 668 =
901
2
|
|
5.
650 – 511 =
2
139
|
6.
393 + 100 =
2
493
|
7.
929 – 66 =
863
2
|
8.
594 + 378 =
2
972
|
|
9.
50 + 494 =
544
2
|
10.
215 – 107 =
2
108
|
11.
952 + 46 =
2
998
|
12.
587 – 103 =
2
484
|
|
13.
512 – 434 =
2
78
|
14.
95 – 2 =
93
2
|
15.
670 + 322 =
2
992
|
16.
632 – 290 =
2
342
|
|
17.
246 – 91 =
155
2
|
18.
581 – 7 =
2
574
|
19.
469 + 135 =
2
604
|
20.
62 – 52 =
10
1
|