Oefenen met erbij en eraf tot 1.000
In de mix
|
1.
491 + 57 =
4
548
2
3
|
2.
442 – 254 =
4
188
2
3
|
3.
361 – 22 =
4
2
3
339
|
4.
783 + 168 =
4
2
3
951
|
|
5.
290 + 586 =
2
4
876
3
|
6.
468 – 163 =
2
4
3
305
|
7.
305 + 347 =
2
3
4
652
|
8.
665 – 444 =
221
4
3
2
|
|
9.
641 – 514 =
3
2
127
4
|
10.
639 – 331 =
2
308
4
3
|
11.
999 + 0 =
999
2
3
4
|
12.
191 – 158 =
2
3
4
33
|
|
13.
496 + 53 =
4
3
2
549
|
14.
466 – 176 =
3
2
4
290
|
15.
98 – 1 =
2
97
4
3
|
16.
89 – 56 =
4
33
3
2
|
|
17.
209 + 654 =
2
4
863
3
|
18.
817 + 133 =
3
2
950
4
|
19.
481 – 438 =
4
3
43
2
|
20.
792 + 146 =
2
4
3
938
|