化成小数3/2= 7/12= 12/5= 6/1= 2/1= 8/3= 9/5= 5/2= 33/14= 7/3= 9/7= 3/2= 4/1= 9/2= 9/4= 24/1=

问题描述:

化成小数3/2= 7/12= 12/5= 6/1= 2/1= 8/3= 9/5= 5/2= 33/14= 7/3= 9/7= 3/2= 4/1= 9/2= 9/4= 24/1=

3/2=1.57/12=0.583333……(3循环)≈0.583 12/5=2.46/1=6 2/1=0.5
8/3=2.6666……(6循环)≈2.67 9/5=1.85/2=2.533/14≈2.357 7/3=2.3333……(3循环)≈2.33 9/7≈1.2857 3/2=1.5 4/1=4 9/2=4.59/4=2.2524/1=24