Reken de erbijsom en erafsom tot 1.000 uit
In de mix
|
1.
185 – 101 =
84
3
2
4
|
2.
494 + 402 =
4
2
896
3
|
3.
588 + 264 =
4
852
3
2
|
4.
619 – 570 =
4
49
2
3
|
|
5.
350 – 167 =
183
2
3
4
|
6.
216 + 768 =
984
4
3
2
|
7.
315 – 276 =
39
4
2
3
|
8.
65 + 21 =
3
86
2
4
|
|
9.
61 + 862 =
2
3
923
4
|
10.
822 – 598 =
4
2
224
3
|
11.
621 – 264 =
4
2
357
3
|
12.
165 + 648 =
2
3
813
4
|
|
13.
276 – 9 =
3
2
267
4
|
14.
155 – 10 =
2
4
3
145
|
15.
140 + 818 =
4
2
958
3
|
16.
394 + 522 =
4
916
3
2
|
|
17.
926 + 1 =
3
927
2
4
|
18.
218 – 76 =
4
3
142
2
|
19.
262 – 73 =
189
3
2
4
|
20.
400 + 23 =
4
2
423
3
|