Reken de erbijsom en erafsom tot 1.000 uit
In de mix
|
1.
689 + 166 =
4
855
2
3
|
2.
699 – 338 =
4
3
2
361
|
3.
668 – 238 =
430
2
4
3
|
4.
312 + 341 =
4
3
653
2
|
|
5.
192 – 67 =
125
2
3
4
|
6.
940 + 31 =
2
971
3
4
|
7.
276 – 162 =
4
2
3
114
|
8.
644 + 292 =
936
4
3
2
|
|
9.
314 + 395 =
4
709
3
2
|
10.
882 + 111 =
2
3
4
993
|
11.
644 + 167 =
2
4
3
811
|
12.
106 + 652 =
2
3
758
4
|
|
13.
214 – 34 =
180
4
3
2
|
14.
31 – 24 =
2
3
7
1
|
15.
927 – 741 =
2
186
3
4
|
16.
199 + 432 =
3
631
2
4
|
|
17.
910 – 641 =
2
4
3
269
|
18.
797 – 74 =
3
723
2
4
|
19.
350 – 113 =
237
3
2
4
|
20.
170 + 340 =
510
2
4
3
|