11.列竖式计算.
12.5+4.7= | 32.4+9.6= | 10-7.4= |
36×45= | 140×28= | 1008÷7= |
10.直接写得数.
1+0.5= | 3.6-2.4= | 16+6.5= | $\frac{2}{8}$$+\frac{3}{8}$= |
$\frac{7}{9}$-$\frac{5}{9}$= | 1-$\frac{4}{10}$= | 20×30= | 630÷7= |
480÷8= | 12×40= | 130×20= | 21×50= |
7.超市里有一种食用油每桶售价68元,150元能买( )桶.
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