问题
解答题
口算:
|
答案
30×17=510, | 3900÷30=130, | 25×9×8=1800, | 320-98=222, | 98×25=2450, |
45×101=4545, | 0÷72=0, | 103×40=4120, | 1000÷125=8, | 56×78×0=0. |
口算:
|
30×17=510, | 3900÷30=130, | 25×9×8=1800, | 320-98=222, | 98×25=2450, |
45×101=4545, | 0÷72=0, | 103×40=4120, | 1000÷125=8, | 56×78×0=0. |