Reken de erbijsom en erafsom tot 1.000 uit
In de mix
|
1.
854 + 109 =
3
963
2
4
|
2.
915 – 835 =
80
2
4
3
|
3.
554 – 517 =
37
2
4
3
|
4.
509 – 502 =
2
1
3
7
|
|
5.
608 + 67 =
3
675
2
4
|
6.
339 – 179 =
3
4
2
160
|
7.
235 + 657 =
3
2
892
4
|
8.
961 + 19 =
4
980
2
3
|
|
9.
63 + 927 =
2
990
3
4
|
10.
206 – 121 =
4
2
85
3
|
11.
614 + 322 =
3
936
4
2
|
12.
732 + 194 =
3
4
926
2
|
|
13.
505 – 154 =
2
3
351
4
|
14.
341 – 328 =
3
13
2
1
|
15.
729 – 48 =
4
681
2
3
|
16.
260 + 527 =
2
787
4
3
|
|
17.
993 – 981 =
1
12
2
3
|
18.
358 – 330 =
4
3
2
28
|
19.
329 – 140 =
2
189
4
3
|
20.
591 – 440 =
3
4
151
2
|