Reken de erbijsom en erafsom tot 1.000 uit
In de mix
|
1.
358 – 175 =
183
4
2
3
|
2.
543 + 75 =
618
3
4
2
|
3.
446 + 434 =
4
3
2
880
|
4.
833 – 420 =
2
3
4
413
|
|
5.
887 – 679 =
208
2
4
3
|
6.
477 – 91 =
386
3
2
4
|
7.
844 + 66 =
910
4
3
2
|
8.
798 + 34 =
4
3
2
832
|
|
9.
201 + 17 =
2
3
4
218
|
10.
699 – 259 =
2
440
4
3
|
11.
878 – 208 =
670
3
2
4
|
12.
1000 + 0 =
4
1000
3
2
|
|
13.
987 – 26 =
2
3
961
4
|
14.
883 – 708 =
3
175
4
2
|
15.
305 + 60 =
4
2
365
3
|
16.
658 – 20 =
4
638
3
2
|
|
17.
571 + 269 =
2
840
4
3
|
18.
954 – 717 =
3
237
4
2
|
19.
566 + 79 =
3
4
645
2
|
20.
943 – 319 =
3
4
624
2
|