Reken de erbijsom en erafsom tot 1.000 uit
In de mix
|
1.
25 – 22 =
1
3
2
4
|
2.
314 + 307 =
4
621
2
3
|
3.
199 + 47 =
246
4
3
2
|
4.
901 + 93 =
3
4
2
994
|
|
5.
639 – 251 =
388
4
2
3
|
6.
297 – 183 =
4
3
114
2
|
7.
620 – 61 =
3
2
559
4
|
8.
737 + 42 =
4
779
3
2
|
|
9.
65 + 433 =
3
2
4
498
|
10.
995 + 5 =
2
3
1000
4
|
11.
839 + 156 =
3
995
4
2
|
12.
779 + 137 =
4
3
2
916
|
|
13.
537 + 461 =
4
998
2
3
|
14.
918 + 8 =
3
926
4
2
|
15.
535 – 200 =
335
3
4
2
|
16.
955 – 826 =
129
4
3
2
|
|
17.
25 + 213 =
2
3
238
4
|
18.
32 + 221 =
3
2
4
253
|
19.
428 – 20 =
3
4
408
2
|
20.
227 – 90 =
2
3
137
4
|