Rekensommen met erbij en eraf tot 1.000
In de mix
|
1.
729 + 94 =
2
823
|
2.
35 + 628 =
2
663
|
3.
395 + 133 =
528
2
|
4.
396 – 220 =
2
176
|
|
5.
304 + 172 =
476
2
|
6.
412 + 568 =
2
980
|
7.
878 – 283 =
2
595
|
8.
306 – 85 =
221
2
|
|
9.
80 – 80 =
2
0
|
10.
382 + 73 =
455
2
|
11.
360 + 599 =
2
959
|
12.
257 – 20 =
2
237
|
|
13.
104 – 95 =
9
1
|
14.
548 – 216 =
332
2
|
15.
461 – 128 =
333
2
|
16.
992 + 1 =
993
2
|
|
17.
428 + 514 =
2
942
|
18.
178 – 50 =
2
128
|
19.
782 + 189 =
971
2
|
20.
373 – 25 =
348
2
|