Supersnelle erbijsommen en erafsommen tot 1.000
In de mix
|
1.
811 + 33 =
844
3
2
4
|
2.
672 + 189 =
3
2
4
861
|
3.
238 – 192 =
46
3
2
4
|
4.
364 – 224 =
140
3
2
4
|
|
5.
434 – 243 =
2
4
3
191
|
6.
273 + 321 =
594
4
2
3
|
7.
103 – 43 =
60
3
4
2
|
8.
985 + 0 =
3
2
985
4
|
|
9.
24 – 0 =
4
24
2
3
|
10.
515 – 272 =
2
243
3
4
|
11.
323 + 337 =
3
4
660
2
|
12.
102 – 5 =
4
2
3
97
|
|
13.
865 – 608 =
2
3
257
4
|
14.
308 – 177 =
131
3
2
4
|
15.
151 – 79 =
2
3
4
72
|
16.
464 + 353 =
4
2
3
817
|
|
17.
970 + 24 =
994
4
3
2
|
18.
237 + 0 =
2
4
237
3
|
19.
596 + 360 =
4
956
2
3
|
20.
790 – 124 =
2
3
4
666
|