Reken de erbijsom en erafsom tot 1.000 uit
In de mix
|
1.
967 + 32 =
2
999
4
3
|
2.
579 + 266 =
3
2
845
4
|
3.
794 + 29 =
3
4
2
823
|
4.
355 + 578 =
2
4
933
3
|
|
5.
319 + 98 =
4
3
2
417
|
6.
782 + 154 =
936
2
4
3
|
7.
737 – 1 =
3
2
736
4
|
8.
364 + 347 =
4
711
2
3
|
|
9.
323 + 238 =
561
2
3
4
|
10.
754 + 90 =
3
4
2
844
|
11.
331 + 64 =
4
2
3
395
|
12.
205 – 33 =
3
2
172
4
|
|
13.
242 + 81 =
3
4
323
2
|
14.
312 + 140 =
452
3
2
4
|
15.
506 + 405 =
2
4
3
911
|
16.
815 – 661 =
4
2
3
154
|
|
17.
707 – 112 =
595
3
4
2
|
18.
882 – 40 =
4
842
2
3
|
19.
580 – 286 =
3
2
4
294
|
20.
819 + 77 =
4
3
2
896
|