Erbij en eraf tot 1.000
In de mix
|
1.
925 + 57 =
2
982
|
2.
282 + 247 =
529
2
|
3.
205 – 5 =
200
2
|
4.
234 – 76 =
158
2
|
|
5.
15 + 313 =
328
2
|
6.
872 – 539 =
2
333
|
7.
890 – 15 =
2
875
|
8.
95 – 34 =
2
61
|
|
9.
825 + 28 =
2
853
|
10.
68 – 58 =
10
1
|
11.
982 – 704 =
278
2
|
12.
912 – 605 =
2
307
|
|
13.
86 – 7 =
2
79
|
14.
474 + 229 =
2
703
|
15.
494 + 169 =
2
663
|
16.
62 – 47 =
15
1
|
|
17.
960 – 107 =
853
2
|
18.
583 – 553 =
2
30
|
19.
159 + 577 =
2
736
|
20.
274 + 245 =
519
2
|