Reken de erbijsom en erafsom tot 1.000 uit
In de mix
|
1.
655 + 227 =
882
4
2
3
|
2.
336 + 275 =
4
2
611
3
|
3.
820 + 90 =
3
910
4
2
|
4.
162 – 126 =
36
4
2
3
|
|
5.
559 + 4 =
2
4
3
563
|
6.
318 + 466 =
3
784
2
4
|
7.
65 – 46 =
3
2
19
4
|
8.
15 + 279 =
294
2
3
4
|
|
9.
772 + 140 =
912
4
3
2
|
10.
984 – 115 =
4
2
869
3
|
11.
299 + 672 =
2
3
4
971
|
12.
115 – 81 =
34
2
3
4
|
|
13.
320 + 644 =
3
2
964
4
|
14.
489 – 295 =
4
194
3
2
|
15.
633 + 232 =
3
2
865
4
|
16.
213 – 8 =
4
3
205
2
|
|
17.
716 + 275 =
2
4
3
991
|
18.
777 – 191 =
586
2
3
4
|
19.
670 – 295 =
2
375
3
4
|
20.
835 – 192 =
2
3
4
643
|