Reken de erbijsom en erafsom tot 1.000 uit
In de mix
|
1.
74 + 253 =
3
4
327
2
|
2.
659 + 65 =
2
724
3
4
|
3.
118 – 36 =
2
4
82
3
|
4.
945 – 897 =
3
2
4
48
|
|
5.
258 + 119 =
2
3
377
4
|
6.
967 + 3 =
4
3
2
970
|
7.
51 + 238 =
3
2
289
4
|
8.
790 – 57 =
4
3
2
733
|
|
9.
984 + 10 =
4
2
3
994
|
10.
353 – 161 =
4
3
192
2
|
11.
89 + 576 =
3
2
665
4
|
12.
840 – 254 =
4
586
2
3
|
|
13.
566 + 126 =
692
4
2
3
|
14.
135 + 336 =
471
2
4
3
|
15.
609 + 159 =
768
2
3
4
|
16.
47 + 118 =
165
4
2
3
|
|
17.
845 – 327 =
4
518
2
3
|
18.
103 + 39 =
142
4
3
2
|
19.
143 + 318 =
4
461
2
3
|
20.
704 + 218 =
4
2
922
3
|