Oefenen met erbij en eraf tot 1.000
In de mix
|
1.
160 + 153 =
2
313
4
3
|
2.
222 + 539 =
761
3
4
2
|
3.
583 + 255 =
3
838
4
2
|
4.
234 + 126 =
360
3
4
2
|
|
5.
124 + 91 =
3
2
4
215
|
6.
548 – 197 =
4
3
2
351
|
7.
336 + 643 =
979
2
3
4
|
8.
638 + 112 =
750
2
3
4
|
|
9.
554 – 266 =
2
288
3
4
|
10.
54 – 11 =
2
3
43
4
|
11.
428 + 345 =
2
4
3
773
|
12.
941 + 20 =
961
3
2
4
|
|
13.
172 + 757 =
4
2
929
3
|
14.
26 – 26 =
0
3
2
4
|
15.
385 + 35 =
2
420
3
4
|
16.
769 + 102 =
4
871
3
2
|
|
17.
291 – 220 =
3
71
4
2
|
18.
866 – 347 =
3
2
519
4
|
19.
544 – 140 =
4
3
2
404
|
20.
1000 + 0 =
2
1000
4
3
|