Supersnelle erbijsommen en erafsommen tot 1.000
In de mix
|
1.
96 – 42 =
54
2
4
3
|
2.
102 – 39 =
2
4
3
63
|
3.
522 – 483 =
39
3
2
4
|
4.
213 + 597 =
810
3
2
4
|
|
5.
564 + 115 =
679
3
4
2
|
6.
150 + 797 =
2
947
4
3
|
7.
118 – 25 =
2
3
93
4
|
8.
503 – 196 =
3
307
2
4
|
|
9.
390 – 263 =
3
4
127
2
|
10.
926 – 469 =
4
2
3
457
|
11.
902 – 455 =
447
3
2
4
|
12.
138 + 839 =
977
4
3
2
|
|
13.
260 + 3 =
4
263
2
3
|
14.
710 – 610 =
3
4
2
100
|
15.
561 – 366 =
3
4
2
195
|
16.
939 – 605 =
4
2
3
334
|
|
17.
457 + 350 =
4
2
3
807
|
18.
639 – 33 =
2
4
606
3
|
19.
561 + 278 =
3
4
839
2
|
20.
447 – 436 =
11
1
3
2
|