Reken de erbijsom en erafsom tot 1.000 uit
In de mix
|
1.
720 – 301 =
419
3
2
4
|
2.
744 + 106 =
3
4
850
2
|
3.
609 – 489 =
120
3
2
4
|
4.
890 – 778 =
4
2
3
112
|
|
5.
463 – 418 =
4
2
3
45
|
6.
391 + 353 =
4
744
3
2
|
7.
73 + 586 =
659
2
4
3
|
8.
920 + 71 =
3
2
991
4
|
|
9.
744 + 86 =
830
2
4
3
|
10.
34 + 467 =
2
3
501
4
|
11.
639 – 351 =
288
3
4
2
|
12.
877 + 31 =
4
2
3
908
|
|
13.
125 – 98 =
4
2
27
3
|
14.
256 – 168 =
2
88
4
3
|
15.
239 – 194 =
45
4
3
2
|
16.
452 – 413 =
2
39
3
4
|
|
17.
942 – 844 =
98
4
3
2
|
18.
972 – 785 =
2
4
3
187
|
19.
801 + 119 =
2
4
920
3
|
20.
540 + 72 =
612
2
4
3
|