把2.195( )后就可以使5在百分位上。
5千米240米=千米 6.070千克=千克克.
6.3+8.5= 150÷100= 1-0.09= 10-6.5+3.5=
0.19×1000= 6.45-0.6= 100÷25÷4= 45×101-45=
0.39+0.15= 8×25= 10-5.6= 0.3÷100=
20-12.5= (53.8+46.2)×0= 88-28÷4=
2.5÷100= 7×6÷7×6= 0.28+0.54=
2.6+1.7= 4-2.8= 4.83+1.17= 2.7×5×0.2=
3.6÷100= 2.5×40= 2.3×0.4= 1.4×2.7×0=