Erbij en eraf tot 1.000
In de mix
|
1.
266 – 128 =
2
138
|
2.
509 – 452 =
57
2
|
3.
103 – 56 =
2
47
|
4.
422 – 231 =
2
191
|
|
5.
524 + 107 =
631
2
|
6.
619 + 146 =
2
765
|
7.
177 – 130 =
2
47
|
8.
147 + 45 =
2
192
|
|
9.
981 + 1 =
2
982
|
10.
175 – 60 =
2
115
|
11.
102 + 84 =
186
2
|
12.
24 + 102 =
2
126
|
|
13.
69 + 16 =
85
2
|
14.
541 + 217 =
2
758
|
15.
747 + 76 =
2
823
|
16.
693 – 39 =
2
654
|
|
17.
414 – 253 =
161
2
|
18.
624 – 138 =
486
2
|
19.
607 – 411 =
196
2
|
20.
937 + 49 =
986
2
|