Erbij en eraf tot 1.000
In de mix
|
1.
348 + 517 =
865
2
|
2.
567 – 354 =
213
2
|
3.
143 – 38 =
2
105
|
4.
272 – 154 =
2
118
|
|
5.
422 – 44 =
2
378
|
6.
513 – 513 =
2
0
|
7.
484 – 124 =
360
2
|
8.
34 – 19 =
1
15
|
|
9.
121 – 24 =
97
2
|
10.
416 + 488 =
904
2
|
11.
966 – 332 =
634
2
|
12.
479 – 474 =
5
1
|
|
13.
285 + 315 =
2
600
|
14.
3 + 444 =
2
447
|
15.
917 – 330 =
2
587
|
16.
439 – 23 =
2
416
|
|
17.
83 + 240 =
323
2
|
18.
244 + 566 =
2
810
|
19.
907 – 899 =
8
1
|
20.
81 – 1 =
80
2
|