Oefenen met erbij en eraf tot 1.000
In de mix
|
1.
289 + 274 =
4
563
2
3
|
2.
392 – 64 =
2
328
4
3
|
3.
237 – 138 =
2
3
4
99
|
4.
259 + 28 =
287
2
4
3
|
|
5.
192 + 260 =
3
2
452
4
|
6.
441 + 131 =
4
3
2
572
|
7.
403 – 218 =
185
4
3
2
|
8.
728 – 314 =
3
2
4
414
|
|
9.
24 + 143 =
3
2
4
167
|
10.
260 – 205 =
3
2
4
55
|
11.
986 + 5 =
2
4
991
3
|
12.
815 – 283 =
3
2
532
4
|
|
13.
22 + 769 =
4
791
3
2
|
14.
599 – 506 =
3
2
4
93
|
15.
52 + 522 =
574
2
4
3
|
16.
42 – 37 =
5
2
1
3
|
|
17.
603 + 17 =
4
620
2
3
|
18.
916 – 445 =
3
471
2
4
|
19.
612 + 332 =
944
4
3
2
|
20.
563 – 531 =
3
2
4
32
|