Erbij en eraf tot 1.000
In de mix
|
1.
348 – 194 =
154
2
|
2.
874 – 311 =
563
2
|
3.
929 + 39 =
2
968
|
4.
408 + 205 =
613
2
|
|
5.
416 – 378 =
38
2
|
6.
874 – 106 =
768
2
|
7.
179 – 41 =
138
2
|
8.
322 + 404 =
726
2
|
|
9.
507 + 407 =
914
2
|
10.
483 – 389 =
2
94
|
11.
48 – 3 =
2
45
|
12.
848 + 122 =
970
2
|
|
13.
850 – 720 =
2
130
|
14.
439 + 452 =
2
891
|
15.
702 – 54 =
2
648
|
16.
704 + 119 =
823
2
|
|
17.
240 + 135 =
2
375
|
18.
325 + 136 =
461
2
|
19.
976 – 504 =
472
2
|
20.
453 + 547 =
1000
2
|