Supersnelle erbijsommen en erafsommen tot 1.000
In de mix
|
1.
408 + 22 =
4
2
430
3
|
2.
412 – 31 =
2
381
3
4
|
3.
395 + 27 =
4
3
2
422
|
4.
70 – 65 =
3
1
5
2
|
|
5.
161 – 98 =
63
2
4
3
|
6.
393 + 234 =
3
4
2
627
|
7.
492 – 122 =
3
2
4
370
|
8.
362 – 153 =
209
2
3
4
|
|
9.
200 – 62 =
4
2
3
138
|
10.
123 + 300 =
423
4
3
2
|
11.
480 – 343 =
3
2
4
137
|
12.
743 + 166 =
3
2
909
4
|
|
13.
25 + 42 =
4
3
67
2
|
14.
501 – 229 =
2
4
272
3
|
15.
739 + 98 =
2
3
837
4
|
16.
75 + 473 =
4
3
2
548
|
|
17.
252 – 195 =
3
2
57
4
|
18.
355 + 376 =
731
3
4
2
|
19.
715 – 57 =
4
3
2
658
|
20.
774 + 44 =
4
3
2
818
|