Oefenen met erbij en eraf tot 1.000
In de mix
|
1.
127 + 782 =
3
909
2
4
|
2.
787 – 181 =
3
2
4
606
|
3.
762 + 53 =
4
2
3
815
|
4.
604 – 71 =
2
4
3
533
|
|
5.
300 – 178 =
3
122
4
2
|
6.
618 – 228 =
4
390
2
3
|
7.
502 – 133 =
3
2
369
4
|
8.
89 + 428 =
2
4
3
517
|
|
9.
992 – 244 =
748
4
3
2
|
10.
860 – 310 =
550
4
2
3
|
11.
697 – 136 =
4
561
3
2
|
12.
484 + 353 =
837
2
3
4
|
|
13.
361 + 308 =
2
3
4
669
|
14.
618 + 189 =
807
3
2
4
|
15.
855 – 105 =
3
4
2
750
|
16.
909 + 60 =
3
4
2
969
|
|
17.
352 + 50 =
4
402
2
3
|
18.
557 – 375 =
4
2
182
3
|
19.
915 – 96 =
2
819
4
3
|
20.
141 + 776 =
4
2
3
917
|