Oefenen met erbij en eraf tot 1.000
In de mix
|
1.
684 + 142 =
826
3
4
2
|
2.
24 + 431 =
3
455
2
4
|
3.
614 + 322 =
3
4
936
2
|
4.
610 + 127 =
737
4
2
3
|
|
5.
130 + 827 =
2
957
4
3
|
6.
125 + 567 =
2
3
4
692
|
7.
47 – 19 =
2
28
4
3
|
8.
481 – 158 =
3
2
323
4
|
|
9.
985 + 0 =
985
4
2
3
|
10.
769 – 731 =
4
2
38
3
|
11.
969 + 5 =
4
974
2
3
|
12.
644 – 82 =
4
2
3
562
|
|
13.
412 – 262 =
2
150
3
4
|
14.
148 + 770 =
2
918
4
3
|
15.
766 + 95 =
4
2
861
3
|
16.
303 – 262 =
41
2
4
3
|
|
17.
877 – 660 =
4
3
2
217
|
18.
191 – 9 =
4
3
2
182
|
19.
783 – 87 =
3
2
696
4
|
20.
350 + 420 =
3
4
2
770
|