Supersnelle erbijsommen en erafsommen tot 1.000
In de mix
|
1.
408 – 38 =
4
370
3
2
|
2.
537 + 456 =
993
4
3
2
|
3.
43 + 603 =
3
2
646
4
|
4.
660 – 249 =
2
411
3
4
|
|
5.
970 + 9 =
4
2
3
979
|
6.
932 – 931 =
1
3
2
4
|
7.
538 – 533 =
1
5
2
3
|
8.
667 + 315 =
982
2
3
4
|
|
9.
162 – 84 =
3
2
78
4
|
10.
579 + 119 =
698
2
4
3
|
11.
103 – 30 =
2
4
73
3
|
12.
510 + 135 =
645
4
2
3
|
|
13.
148 – 109 =
3
4
2
39
|
14.
585 + 148 =
4
3
2
733
|
15.
358 – 59 =
299
2
4
3
|
16.
479 – 414 =
4
2
65
3
|
|
17.
165 + 659 =
824
2
3
4
|
18.
877 + 117 =
994
2
3
4
|
19.
247 – 235 =
12
2
3
1
|
20.
888 + 40 =
928
2
3
4
|