Supersnelle erbijsommen en erafsommen tot 1.000
In de mix
|
1.
207 + 201 =
4
2
3
408
|
2.
383 – 278 =
4
3
2
105
|
3.
693 – 672 =
3
4
2
21
|
4.
404 + 207 =
2
4
3
611
|
|
5.
596 – 477 =
2
4
119
3
|
6.
964 + 34 =
3
4
998
2
|
7.
685 + 11 =
2
696
3
4
|
8.
563 + 367 =
2
3
930
4
|
|
9.
433 – 433 =
4
3
0
2
|
10.
53 – 16 =
2
37
4
3
|
11.
736 – 101 =
3
4
635
2
|
12.
260 – 92 =
168
4
2
3
|
|
13.
331 + 310 =
2
641
4
3
|
14.
526 + 261 =
2
4
787
3
|
15.
73 + 186 =
259
4
3
2
|
16.
796 – 489 =
2
307
3
4
|
|
17.
146 – 133 =
2
1
3
13
|
18.
734 – 32 =
702
4
2
3
|
19.
706 – 170 =
4
536
2
3
|
20.
678 – 145 =
4
533
3
2
|