Supersnelle erbijsommen en erafsommen tot 1.000
In de mix
|
1.
836 + 127 =
963
4
3
2
|
2.
452 – 294 =
3
4
2
158
|
3.
862 – 524 =
3
2
338
4
|
4.
517 + 228 =
4
745
3
2
|
|
5.
27 + 79 =
106
4
3
2
|
6.
945 + 28 =
2
4
973
3
|
7.
641 + 231 =
872
3
4
2
|
8.
216 + 174 =
4
390
2
3
|
|
9.
795 + 60 =
3
4
2
855
|
10.
664 – 435 =
229
4
2
3
|
11.
778 + 151 =
3
929
4
2
|
12.
366 – 87 =
2
3
4
279
|
|
13.
125 – 15 =
110
3
4
2
|
14.
621 + 184 =
3
2
805
4
|
15.
392 + 367 =
2
3
4
759
|
16.
378 – 316 =
62
2
4
3
|
|
17.
614 + 97 =
2
4
711
3
|
18.
134 + 427 =
3
561
4
2
|
19.
116 + 121 =
3
4
2
237
|
20.
276 + 171 =
4
2
447
3
|