Erbij en eraf tot 1.000
In de mix
|
1.
138 – 133 =
5
1
|
2.
669 – 378 =
291
2
|
3.
329 + 590 =
919
2
|
4.
322 + 313 =
635
2
|
|
5.
666 – 239 =
427
2
|
6.
270 + 211 =
2
481
|
7.
56 + 896 =
2
952
|
8.
240 – 70 =
2
170
|
|
9.
337 – 73 =
2
264
|
10.
701 – 477 =
2
224
|
11.
708 + 234 =
942
2
|
12.
170 + 754 =
2
924
|
|
13.
709 – 322 =
2
387
|
14.
50 – 4 =
46
2
|
15.
724 – 519 =
205
2
|
16.
136 – 6 =
130
2
|
|
17.
132 – 126 =
6
1
|
18.
904 – 181 =
723
2
|
19.
278 + 292 =
2
570
|
20.
493 – 478 =
1
15
|