Erbij en eraf tot 1.000
In de mix
|
1.
938 + 3 =
2
941
|
2.
583 – 570 =
13
1
|
3.
100 + 720 =
820
2
|
4.
178 + 8 =
2
186
|
|
5.
311 – 173 =
2
138
|
6.
790 – 21 =
769
2
|
7.
174 + 572 =
746
2
|
8.
976 + 8 =
2
984
|
|
9.
693 – 446 =
247
2
|
10.
822 + 173 =
995
2
|
11.
458 – 201 =
257
2
|
12.
556 – 396 =
2
160
|
|
13.
78 + 755 =
2
833
|
14.
488 + 403 =
2
891
|
15.
139 + 289 =
428
2
|
16.
25 + 6 =
2
31
|
|
17.
71 + 128 =
199
2
|
18.
426 – 216 =
2
210
|
19.
316 + 133 =
449
2
|
20.
988 – 98 =
2
890
|