1) 889.05
2) 141.44285
3) 1466
4) 83.134615
1)1000:100=10
90006-(101+(-1000))=88905;
2)19600:140=140
302-100=202
202+140=342;
3)22500:15=1500
1500-(23+11)=1466;
4)476:68=7
4316:52=83
83+7=90
1) 889.05
2) 141.44285
3) 1466
4) 83.134615
1)1000:100=10
90006-(101+(-1000))=88905;
2)19600:140=140
302-100=202
202+140=342;
3)22500:15=1500
1500-(23+11)=1466;
4)476:68=7
4316:52=83
83+7=90