Erbij en eraf tot 1.000
In de mix
|
1.
681 – 512 =
169
2
|
2.
504 – 135 =
2
369
|
3.
320 + 461 =
2
781
|
4.
881 + 57 =
938
2
|
|
5.
450 + 367 =
817
2
|
6.
134 + 694 =
828
2
|
7.
102 – 43 =
59
2
|
8.
9 – 9 =
2
0
|
|
9.
952 – 826 =
126
2
|
10.
301 – 134 =
2
167
|
11.
712 + 11 =
723
2
|
12.
914 + 84 =
2
998
|
|
13.
88 – 22 =
2
66
|
14.
839 – 566 =
273
2
|
15.
680 – 503 =
177
2
|
16.
158 + 75 =
233
2
|
|
17.
220 + 74 =
294
2
|
18.
309 + 682 =
2
991
|
19.
266 – 86 =
2
180
|
20.
458 + 158 =
616
2
|