Oefenen met erbij en eraf tot 1.000
In de mix
|
1.
815 + 92 =
3
4
2
907
|
2.
776 – 336 =
4
2
440
3
|
3.
774 + 159 =
3
4
2
933
|
4.
725 + 203 =
4
2
928
3
|
|
5.
795 + 52 =
4
3
2
847
|
6.
823 – 108 =
4
715
2
3
|
7.
9 – 0 =
1
3
2
9
|
8.
99 + 481 =
580
2
3
4
|
|
9.
985 – 115 =
2
4
3
870
|
10.
61 – 18 =
3
4
43
2
|
11.
256 + 115 =
3
4
2
371
|
12.
377 + 357 =
2
4
734
3
|
|
13.
961 – 392 =
3
569
4
2
|
14.
689 + 172 =
861
2
4
3
|
15.
501 + 264 =
2
4
765
3
|
16.
742 + 136 =
2
3
878
4
|
|
17.
586 – 443 =
3
4
143
2
|
18.
805 – 24 =
2
4
781
3
|
19.
594 – 500 =
2
94
3
4
|
20.
339 + 379 =
4
718
3
2
|