Los de erbijsom en erafsom tot 1.000 op
In de mix
|
1.
748 – 399 =
349
3
4
2
|
2.
847 + 71 =
918
4
3
2
|
3.
762 + 172 =
4
2
934
3
|
4.
34 – 34 =
4
2
3
0
|
|
5.
680 + 123 =
3
803
2
4
|
6.
121 – 85 =
3
2
4
36
|
7.
196 + 387 =
2
4
583
3
|
8.
87 + 298 =
3
385
4
2
|
|
9.
61 + 639 =
3
2
4
700
|
10.
874 + 10 =
884
2
4
3
|
11.
293 – 289 =
1
2
3
4
|
12.
457 + 117 =
4
2
3
574
|
|
13.
368 + 525 =
2
4
893
3
|
14.
894 – 706 =
2
3
188
4
|
15.
52 – 50 =
3
2
4
1
|
16.
508 + 375 =
4
883
3
2
|
|
17.
460 – 309 =
151
4
2
3
|
18.
272 – 170 =
3
4
102
2
|
19.
320 – 159 =
4
161
2
3
|
20.
269 – 36 =
233
2
4
3
|