Supersnelle erbijsommen en erafsommen tot 1.000
In de mix
|
1.
370 + 24 =
3
4
2
394
|
2.
698 + 294 =
992
4
3
2
|
3.
819 + 19 =
3
4
838
2
|
4.
56 + 193 =
4
249
3
2
|
|
5.
4 – 3 =
1
3
2
4
|
6.
210 + 143 =
4
3
353
2
|
7.
639 + 163 =
802
3
4
2
|
8.
269 + 383 =
2
3
4
652
|
|
9.
716 + 29 =
3
2
4
745
|
10.
250 + 564 =
4
3
2
814
|
11.
892 + 40 =
932
4
3
2
|
12.
182 + 198 =
3
2
4
380
|
|
13.
685 + 192 =
3
877
2
4
|
14.
507 – 253 =
3
2
254
4
|
15.
923 + 32 =
2
3
4
955
|
16.
638 + 362 =
2
3
1000
4
|
|
17.
928 + 8 =
936
2
3
4
|
18.
458 – 89 =
3
2
369
4
|
19.
804 + 79 =
3
2
883
4
|
20.
741 – 603 =
2
3
4
138
|