Erbij en eraf tot 1.000
In de mix
|
1.
9 + 593 =
602
2
|
2.
911 + 12 =
923
2
|
3.
231 + 363 =
2
594
|
4.
187 + 81 =
2
268
|
|
5.
507 – 452 =
55
2
|
6.
152 + 459 =
611
2
|
7.
472 – 388 =
84
2
|
8.
583 + 320 =
903
2
|
|
9.
617 – 585 =
2
32
|
10.
143 – 130 =
13
1
|
11.
127 – 69 =
2
58
|
12.
571 – 275 =
296
2
|
|
13.
75 + 851 =
2
926
|
14.
564 + 35 =
599
2
|
15.
971 + 20 =
2
991
|
16.
620 + 326 =
2
946
|
|
17.
948 – 181 =
2
767
|
18.
853 – 489 =
2
364
|
19.
853 – 581 =
272
2
|
20.
832 – 531 =
2
301
|