Tmenmii 1. 86*100-600= 8600-600=8000
2.18000:100-80=180-80=100
3. 103000:10-300=10300-300=10000
4. 67000:100+30=670+30=700
5. (29999+1):1000=30000:1000=30
6. 9700*100-9000=970000-9000=961000

Angelina08092006 86•100-600=8.000
18.000:100-80=100
103.000:10-300=
10.300
67.000:100+30=700
(29.999+1):1.000=30
9.700•100-9.000=
961.000