Oefenen met erbij en eraf tot 1.000
In de mix
|
1.
202 + 44 =
246
3
4
2
|
2.
134 + 360 =
3
494
2
4
|
3.
990 – 938 =
3
4
2
52
|
4.
241 + 141 =
382
3
2
4
|
|
5.
380 + 81 =
3
461
2
4
|
6.
148 + 150 =
4
2
298
3
|
7.
725 + 270 =
2
995
4
3
|
8.
593 + 117 =
3
2
710
4
|
|
9.
244 + 280 =
4
524
3
2
|
10.
552 – 119 =
3
4
2
433
|
11.
570 – 460 =
2
110
4
3
|
12.
400 + 477 =
877
2
4
3
|
|
13.
229 – 220 =
9
1
2
3
|
14.
746 – 270 =
3
4
2
476
|
15.
208 + 751 =
3
2
4
959
|
16.
271 – 83 =
3
188
2
4
|
|
17.
838 + 59 =
2
897
3
4
|
18.
385 + 565 =
3
2
950
4
|
19.
269 + 494 =
4
2
3
763
|
20.
727 + 142 =
3
2
4
869
|