Los de erbijsom en erafsom tot 1.000 op
In de mix
|
1.
136 – 133 =
3
2
4
1
|
2.
653 – 307 =
2
346
4
3
|
3.
654 + 313 =
967
2
4
3
|
4.
959 + 20 =
4
979
2
3
|
|
5.
235 – 223 =
1
12
3
2
|
6.
371 – 40 =
2
4
331
3
|
7.
335 + 252 =
587
2
3
4
|
8.
469 + 74 =
543
3
2
4
|
|
9.
23 + 843 =
3
4
866
2
|
10.
501 + 374 =
4
3
875
2
|
11.
628 – 194 =
4
3
2
434
|
12.
639 + 76 =
4
3
2
715
|
|
13.
835 – 162 =
2
673
4
3
|
14.
731 – 134 =
4
3
597
2
|
15.
677 + 234 =
4
2
911
3
|
16.
182 – 53 =
3
129
2
4
|
|
17.
329 – 306 =
2
4
23
3
|
18.
251 + 551 =
4
2
3
802
|
19.
928 – 831 =
97
4
3
2
|
20.
579 – 527 =
2
52
3
4
|