Reken de erbijsom en erafsom tot 1.000 uit
In de mix
|
1.
416 + 233 =
4
649
2
3
|
2.
583 – 390 =
4
2
3
193
|
3.
924 – 729 =
3
2
195
4
|
4.
860 – 599 =
3
2
4
261
|
|
5.
872 – 108 =
2
3
764
4
|
6.
546 – 257 =
3
4
289
2
|
7.
981 + 0 =
3
2
981
4
|
8.
172 – 159 =
13
2
3
1
|
|
9.
76 + 160 =
4
2
3
236
|
10.
663 + 238 =
4
901
3
2
|
11.
895 – 236 =
4
659
3
2
|
12.
114 + 469 =
3
583
2
4
|
|
13.
612 + 341 =
3
953
4
2
|
14.
526 – 375 =
3
2
151
4
|
15.
302 – 154 =
148
4
2
3
|
16.
237 + 63 =
2
4
300
3
|
|
17.
540 – 324 =
2
216
4
3
|
18.
584 – 369 =
215
3
2
4
|
19.
117 – 22 =
3
4
95
2
|
20.
957 + 15 =
4
2
972
3
|