Maak de erbijsom en erafsom tot 1.000
In de mix
|
1.
897 + 102 =
999
2
|
2.
625 – 493 =
2
132
|
3.
316 – 265 =
2
51
|
4.
527 – 272 =
255
2
|
|
5.
397 – 224 =
2
173
|
6.
137 – 56 =
81
2
|
7.
32 – 32 =
0
2
|
8.
77 – 31 =
2
46
|
|
9.
589 – 344 =
2
245
|
10.
976 – 866 =
2
110
|
11.
915 – 506 =
2
409
|
12.
731 + 179 =
910
2
|
|
13.
53 – 39 =
14
1
|
14.
445 – 227 =
2
218
|
15.
548 – 493 =
55
2
|
16.
248 – 92 =
156
2
|
|
17.
388 + 542 =
930
2
|
18.
576 – 570 =
6
1
|
19.
522 + 134 =
2
656
|
20.
851 + 142 =
2
993
|