Oefenen met erbij en eraf tot 1.000
In de mix
|
1.
854 – 750 =
3
4
2
104
|
2.
592 – 335 =
3
257
4
2
|
3.
160 – 85 =
75
2
4
3
|
4.
754 + 207 =
3
4
961
2
|
|
5.
896 – 733 =
2
4
3
163
|
6.
334 – 264 =
3
4
2
70
|
7.
106 – 89 =
4
3
17
2
|
8.
551 + 189 =
3
740
2
4
|
|
9.
602 + 154 =
756
2
4
3
|
10.
861 + 64 =
3
4
925
2
|
11.
322 – 256 =
66
3
2
4
|
12.
877 + 20 =
2
897
3
4
|
|
13.
899 + 91 =
4
2
3
990
|
14.
972 + 15 =
987
2
4
3
|
15.
892 – 33 =
859
2
3
4
|
16.
376 + 389 =
2
765
4
3
|
|
17.
901 – 524 =
377
4
2
3
|
18.
268 + 358 =
626
4
2
3
|
19.
176 + 211 =
4
2
387
3
|
20.
471 – 91 =
2
380
4
3
|