Supersnelle erbijsommen en erafsommen tot 1.000
In de mix
|
1.
400 + 188 =
3
588
4
2
|
2.
655 + 156 =
811
3
2
4
|
3.
630 – 323 =
4
2
3
307
|
4.
436 – 171 =
3
265
4
2
|
|
5.
815 + 138 =
4
3
2
953
|
6.
253 – 106 =
3
147
4
2
|
7.
284 – 8 =
2
276
3
4
|
8.
339 + 528 =
4
2
867
3
|
|
9.
589 – 101 =
4
2
488
3
|
10.
117 – 16 =
4
101
3
2
|
11.
839 + 50 =
4
889
3
2
|
12.
874 – 107 =
767
3
2
4
|
|
13.
124 – 37 =
3
4
2
87
|
14.
174 – 23 =
2
3
4
151
|
15.
926 – 90 =
2
836
3
4
|
16.
43 – 12 =
31
2
3
4
|
|
17.
277 + 410 =
687
4
3
2
|
18.
96 + 897 =
3
4
993
2
|
19.
811 + 172 =
983
2
4
3
|
20.
99 + 58 =
4
2
3
157
|