Supersnelle erbijsommen en erafsommen tot 1.000
In de mix
|
1.
237 + 650 =
2
3
887
4
|
2.
65 – 20 =
2
4
3
45
|
3.
139 – 75 =
3
4
64
2
|
4.
131 – 78 =
4
2
3
53
|
|
5.
754 – 440 =
314
3
4
2
|
6.
393 + 421 =
3
2
4
814
|
7.
671 + 59 =
3
2
4
730
|
8.
105 – 79 =
4
26
3
2
|
|
9.
345 – 159 =
3
4
186
2
|
10.
289 – 160 =
129
2
3
4
|
11.
55 – 6 =
4
3
49
2
|
12.
109 + 397 =
506
3
2
4
|
|
13.
488 + 278 =
4
2
766
3
|
14.
733 + 215 =
3
4
2
948
|
15.
142 + 56 =
2
198
4
3
|
16.
441 – 72 =
4
369
2
3
|
|
17.
599 – 126 =
4
3
473
2
|
18.
252 + 736 =
3
4
2
988
|
19.
410 – 226 =
3
2
184
4
|
20.
832 + 142 =
3
4
974
2
|