Erbij en eraf tot 1.000
In de mix
|
1.
147 – 41 =
106
2
|
2.
768 + 124 =
2
892
|
3.
435 – 133 =
302
2
|
4.
550 – 310 =
2
240
|
|
5.
877 + 63 =
940
2
|
6.
110 + 870 =
980
2
|
7.
804 + 143 =
947
2
|
8.
892 + 90 =
982
2
|
|
9.
155 – 126 =
2
29
|
10.
311 – 170 =
141
2
|
11.
604 + 301 =
905
2
|
12.
19 – 17 =
1
2
|
|
13.
150 + 467 =
2
617
|
14.
23 – 23 =
0
2
|
15.
688 + 185 =
2
873
|
16.
353 – 160 =
2
193
|
|
17.
195 + 39 =
2
234
|
18.
494 + 349 =
843
2
|
19.
23 – 12 =
11
1
|
20.
820 + 177 =
2
997
|