Oefenen met erbij en eraf tot 1.000
In de mix
|
1.
769 – 59 =
2
710
3
4
|
2.
433 – 423 =
2
3
1
10
|
3.
68 – 60 =
1
8
2
3
|
4.
462 + 493 =
4
955
2
3
|
|
5.
300 – 215 =
3
4
85
2
|
6.
607 + 168 =
2
4
3
775
|
7.
320 – 262 =
3
58
2
4
|
8.
725 + 217 =
3
2
4
942
|
|
9.
267 – 267 =
2
4
0
3
|
10.
350 + 259 =
4
609
3
2
|
11.
534 – 46 =
4
3
488
2
|
12.
428 + 192 =
4
3
2
620
|
|
13.
598 – 156 =
442
4
2
3
|
14.
13 – 9 =
2
4
3
1
|
15.
69 + 573 =
642
2
3
4
|
16.
871 – 586 =
4
285
2
3
|
|
17.
919 + 19 =
4
2
938
3
|
18.
163 – 64 =
99
3
2
4
|
19.
880 + 110 =
990
3
4
2
|
20.
50 – 12 =
4
2
3
38
|