Reken de erbijsom en erafsom tot 1.000 uit
In de mix
|
1.
991 + 7 =
998
2
4
3
|
2.
419 – 348 =
71
2
4
3
|
3.
432 – 346 =
3
86
4
2
|
4.
912 – 524 =
388
3
4
2
|
|
5.
187 + 492 =
3
4
2
679
|
6.
26 + 93 =
3
2
4
119
|
7.
605 + 215 =
4
3
2
820
|
8.
714 + 207 =
2
3
4
921
|
|
9.
80 – 30 =
2
50
3
4
|
10.
128 – 117 =
1
11
3
2
|
11.
864 – 795 =
4
69
3
2
|
12.
866 – 620 =
246
4
3
2
|
|
13.
632 – 395 =
2
3
237
4
|
14.
888 – 193 =
3
695
2
4
|
15.
993 – 154 =
839
2
3
4
|
16.
303 + 261 =
2
4
3
564
|
|
17.
556 – 482 =
74
4
2
3
|
18.
980 + 8 =
3
988
4
2
|
19.
376 + 445 =
2
3
4
821
|
20.
533 – 12 =
4
521
2
3
|