Reken de erbijsom en erafsom tot 1.000 uit
In de mix
|
1.
951 – 549 =
402
2
3
4
|
2.
922 + 3 =
925
2
4
3
|
3.
714 – 336 =
378
4
2
3
|
4.
52 + 82 =
4
3
134
2
|
|
5.
390 – 248 =
2
4
3
142
|
6.
715 + 77 =
4
3
792
2
|
7.
752 – 371 =
4
3
381
2
|
8.
93 – 65 =
2
28
3
4
|
|
9.
353 – 242 =
4
2
3
111
|
10.
436 + 498 =
934
2
4
3
|
11.
521 + 307 =
2
3
828
4
|
12.
588 – 118 =
3
4
2
470
|
|
13.
473 – 124 =
349
4
2
3
|
14.
163 + 687 =
4
850
2
3
|
15.
625 + 277 =
2
3
902
4
|
16.
298 – 297 =
2
1
4
3
|
|
17.
556 – 388 =
168
3
2
4
|
18.
751 + 210 =
961
2
3
4
|
19.
292 – 109 =
3
2
183
4
|
20.
226 – 71 =
155
4
2
3
|