Oefenen met erbij en eraf tot 1.000
In de mix
|
1.
535 + 76 =
3
4
2
611
|
2.
90 + 462 =
552
2
3
4
|
3.
14 + 766 =
2
780
3
4
|
4.
277 + 566 =
843
4
2
3
|
|
5.
572 + 385 =
4
957
3
2
|
6.
615 + 140 =
755
4
3
2
|
7.
157 – 52 =
4
2
3
105
|
8.
284 – 28 =
3
4
2
256
|
|
9.
516 – 440 =
2
76
3
4
|
10.
597 + 388 =
985
2
4
3
|
11.
372 – 262 =
3
4
2
110
|
12.
180 + 265 =
445
2
4
3
|
|
13.
894 + 36 =
2
3
4
930
|
14.
979 + 9 =
4
988
2
3
|
15.
474 – 84 =
4
390
3
2
|
16.
336 – 124 =
2
212
4
3
|
|
17.
594 – 330 =
2
4
264
3
|
18.
995 – 213 =
782
3
2
4
|
19.
208 – 19 =
2
189
3
4
|
20.
123 – 98 =
25
3
4
2
|