14.直接写得数.
1-0.45= | 6.9-4= | 7.5÷1.5= | 3.68×100= |
5.4×0.01= | 10.73÷10= | 0.5×0.8= | 0.36+0.64= |
13.下列算式中,只有( )是方程:
A. | 3x>8 | B. | 5×9=45 | C. | 3X=0 |
12.在下列算式中,结果最小的是( )
A. | 0.69×4 | B. | 0.69÷4 | C. | 4÷O.69 |
11.下面各数,读数时只读一个零的是( )
0 157071 157079 157085 157089 157095 157097 157101 157107 157109 157115 157121 157125 157127 157131 157137 157139 157145 157149 157151 157155 157157 157161 157163 157165 157166 157167 157169 157170 157171 157173 157175 157179 157181 157185 157187 157191 157197 157199 157205 157209 157211 157215 157221 157227 157229 157235 157239 157241 157247 157251 157257 157265 199269
A. | 300.08 | B. | 1.005 | C. | 7.0600 |