11.直接写出得数
0 159980 159988 159994 159998 160004 160006 160010 160016 160018 160024 160030 160034 160036 160040 160046 160048 160054 160058 160060 160064 160066 160070 160072 160074 160075 160076 160078 160079 160080 160082 160084 160088 160090 160094 160096 160100 160106 160108 160114 160118 160120 160124 160130 160136 160138 160144 160148 160150 160156 160160 160166 160174 199269
63-38= | 0.8+0.72= | 18×30= | 7÷1.4= |
$\frac{1}{5}-\frac{1}{6}$= | 24÷$\frac{3}{4}$= | 13.5-6.8-3.2= | ($\frac{2}{3}-\frac{1}{4}$)×12= |