Oefenen met erbij en eraf tot 1.000
In de mix
|
1.
705 – 335 =
2
370
4
3
|
2.
938 + 50 =
3
2
4
988
|
3.
668 + 208 =
4
3
2
876
|
4.
700 + 296 =
2
3
996
4
|
|
5.
876 – 127 =
4
2
749
3
|
6.
571 – 473 =
4
3
98
2
|
7.
928 – 52 =
876
4
2
3
|
8.
599 + 213 =
4
812
3
2
|
|
9.
748 + 110 =
3
858
4
2
|
10.
959 + 7 =
966
3
4
2
|
11.
52 + 91 =
4
2
143
3
|
12.
404 – 95 =
2
3
309
4
|
|
13.
14 + 517 =
4
531
3
2
|
14.
808 – 384 =
3
2
4
424
|
15.
542 + 188 =
730
3
2
4
|
16.
380 – 275 =
105
4
3
2
|
|
17.
428 + 123 =
3
551
2
4
|
18.
32 + 216 =
4
248
3
2
|
19.
577 – 255 =
3
4
322
2
|
20.
626 + 295 =
921
3
4
2
|