3.两个乘数末尾没有0,积的末尾( )
| A. | 一定没有0 | B. | 一定有0 | ||
| C. | 可能有0,也可能没有0 |
16.列竖式计算,带※号的要验算.
0 132104 132112 132118 132122 132128 132130 132134 132140 132142 132148 132154 132158 132160 132164 132170 132172 132178 132182 132184 132188 132190 132194 132196 132198 132199 132200 132202 132203 132204 132206 132208 132212 132214 132218 132220 132224 132230 132232 132238 132242 132244 132248 132254 132260 132262 132268 132272 132274 132280 132284 132290 132298 199269
| 380÷4= | 603÷3= | ※959÷7= |
| 68×45= | 35×48= | 56×64= |