Supersnelle erbijsommen en erafsommen tot 1.000
In de mix
|
1.
737 – 286 =
2
451
4
3
|
2.
802 – 18 =
784
3
4
2
|
3.
530 – 288 =
242
2
3
4
|
4.
811 + 20 =
2
4
3
831
|
|
5.
484 + 321 =
805
4
2
3
|
6.
368 – 318 =
50
3
2
4
|
7.
416 – 81 =
3
335
4
2
|
8.
663 + 134 =
3
797
2
4
|
|
9.
104 – 50 =
3
4
54
2
|
10.
828 – 476 =
4
3
2
352
|
11.
563 – 210 =
353
3
4
2
|
12.
973 + 4 =
3
4
2
977
|
|
13.
965 + 32 =
997
4
2
3
|
14.
489 – 353 =
136
4
3
2
|
15.
568 – 261 =
2
307
3
4
|
16.
291 + 93 =
2
4
3
384
|
|
17.
790 + 113 =
4
903
3
2
|
18.
764 + 60 =
4
2
3
824
|
19.
152 + 475 =
2
4
3
627
|
20.
247 + 556 =
3
4
2
803
|