Download werkstuk - KNAW Onderwijsprijs

1:
75239 – 12724 – 29846 =
a) 49 437
b) 32 669
c) 24 319
d)18 024
2:
72 + 240 + 28 + 100 =
a) 700
b) 350
c) 435
d) 440
e) 850
3:
425248 – 138546 – 217489 – 16079 =
a) 53 134
b) 109 494
c) 39 714
d) 98 317
e) 49 411
3 x 9 =
4 x 6 =
3 x 8 =
5 x 6 =
7 x 8 =
123 x 30 =
2 x 13 =
5 x 21 =
7 x 34 =
3 x 89 =
9 x 51 =
321 x 50
20 x 34 =
40 x 21 =
31 x 80 =
35 x 30 =
60 x 24 =
593 x 51
45